find the area of a triangle with a base of 8cm and a height of 10cm

Answers

Answer 1
B x h = 8 x 10 = 80. 80 divided by 2 is 40 so 40cm
Answer 2

Answer:

40 cm²

Step-by-step explanation:

A = 1/2bh

A = 1/2 (8) (10)

A = (4) (10)

A = 40


Related Questions

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Answers

Answer:

u have it right it increases by 1:75 per time

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

it is A because it is increasing by 1.75 each week

Finish the table using
the equation.


Anyone help please ! ?

Answers

Answer:

y = 0.5,  1,  1.5,  2

Step-by-step explanation:

x is twice as much as y, so when you multiply the input for y by 2, it should get the value of x. Example: if y is 1, then x is 2, because 1*2 = 2

hope this helped!

Can somebody plz help answer these questions correclty (only if u remmeber how to do these) thanks sm!

WILL MARK BRAINLIEST WHOEVER ANSWEERS FIRST :DDD

Answers

Answer:

a= 126 degrees

b= 54 degrees

r= 54 degrees

s= 126 degrees

Step-by-step explanation:

help plz ? Mark brainliest?

Answers

Answer:

-1(3x^2) +4x-7

Step-by-step explanation:

grouping

Which of the following has the greatest value.

Answers

Answer:

A.

Step-by-step explanation:

The first question equals 729 and it is the highest, I reccomend using photomath.

A certain county is 25​% African American. Suppose a researcher is looking at jury​ pools, each with 200 ​members, in this county. The null hypothesis is that the probability of an African American being selected into the jury pool is 25​%. a. How many African Americans would the researcher expect on a jury pool of 200 people if the null hypothesis is​ true? b. Suppose pool A contains 17 African American people out of 200​, and pool B contains 39 African American people out of 200. Which will have a smaller​ p-value and​ why?

Answers

Answer: a. 50 African Americans

b. Pool B will have a smaller​ p-value because that pool's number of AA people is further from the hypothesized number of AA people.

Step-by-step explanation:

Morgan purchased $30.46 worth of groceries. She paid the cashier with
a $50 bill. How much change should she receive?

marking brainliest
if right
+
how to get

Answers

Answer: 19.54

explanation:

50.00

-

30.46

----------------

19.54

Answer: 19.54$

Step-by-step explanation: 50.00

                                            -30.46

                                            = 19.54

Can someone plzzz helpppp!!!!

Answers

Answer:

[tex] m\angle SXW =113\degree [/tex]

Step-by-step explanation:

In circle with center X, VS is diameter.

So [tex] \widehat {SWV} [/tex] is a semicircular arc.

[tex] \therefore m\widehat{SWV} = 180\degree [/tex]

[tex] \therefore (12x+7)\degree + (21x +8)\degree = 180\degree [/tex]

[tex] \therefore (33x+15)\degree = 180\degree [/tex]

[tex] \therefore 33x+15 = 180 [/tex]

[tex] \therefore 33x = 180-15 [/tex]

[tex] \therefore 33x = 165 [/tex]

[tex] \therefore x =\frac{165}{33} [/tex]

[tex] \therefore x =5 [/tex]

[tex] m\angle SXW =m\widehat{SW} [/tex]

(Measure of central angle is equal to the measure of its corresponding minor arc)

[tex] m\angle SXW =(21x + 8)\degree [/tex]

[tex] m\angle SXW =(21\times 5+ 8)\degree [/tex]

[tex] m\angle SXW =(105+ 8)\degree [/tex]

[tex] m\angle SXW =113\degree [/tex]


[tex]8 \times \frac{3}{4} [/tex]

Answers

Answer:

6

Step by step explanation:

8 × ¾ = ²⁴⁄₄ = 6

Answer:

6

Step-by-step explanation:

You can solve this equation in multiple ways:

1) Change [tex]\frac{3}{4}[/tex] into a decimal

[tex]\frac{3}{4} = .75[/tex][tex]8[/tex] × [tex].75 = 6[/tex]

2) Change [tex]8[/tex] into a fraction, and multiply that way.

[tex]8 = \frac{8}{1}[/tex][tex]\frac{8}{1}[/tex] × [tex]\frac{3}{4} = \frac{24}{4}[/tex][tex]\frac{24}{4} = 6[/tex]

jet travelling at 500 km/h for 4 hours.

Answers

Answer: jet travels a total of 2000 km in total

Step-by-step explanation:

Whats the question?

-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-

Please help :) thank you to whoever does help!?

Answers

Answer:[tex]\boxed{\boxed{\sf{a=5}}}[/tex]Solution Steps:

____________________________

1.) Fill in the formula: F = [tex]B^2-C^2=A^2[/tex]F = [tex]12^2-13^2=A^2[/tex]F = [tex]144-169=A^2[/tex]

2.) Subtract:[tex]169-144=25[/tex]

3.) Find the square root of 25:[tex]\sqrt{25} =5[/tex]

So your answer would be C, [tex]\bold{a=5}[/tex].

____________________________

The width of a rectangle is 4 feet and the diagonal length of he rectangle is 13 feet what is the measurement is the closest to the length of the rectangle in feet

Answers

Answer:

The length is APPROXIMATELY equal to 12.4.

Step-by-step explanation:

Use the converse of the Pythagorean Theorem ([tex]a^{2}[/tex]+[tex]b^{2}[/tex]=[tex]c^{2}[/tex] [where "c" is both the longest side and the hypotenuse]) since a rectangle's diagonals will always cut it into two right triangles:

[tex]13^{2} = 169[/tex]

[tex]4^{2} =16[/tex]

169-16=153.

[tex]\sqrt{153}[/tex] ≈ 12

or

[tex]\sqrt{153}=12.36931688[/tex]

or if the problem has to be exact (using radicals)

3*[tex]\sqrt{17}[/tex]

I hope this helps ;)

Can someone please help me with this questions please help me I really need help please.

Answers

Answer:

C) Line A does not intersect Line B.

Step-by-step explanation:

Line A passes through (6 ,-30) & (-2 , 10)

Line B passes through (-4 , 28) & (2 , -2)

Find the slopes for each line. To find the slope, use the slope formula:

slope (m) = [tex]\frac{y_2 - y_1}{x_2 - x_1}[/tex]

Line 1:

Let:

[tex](x_1 , y_1) = (6 , -30) \\(x_2 , y_2) = (-2 , 10)[/tex]

Plug in the corresponding numbers to the corresponding variables:

m = [tex]\frac{10 - (-30)}{-2 - 6} = \frac{10 + 30}{-8} = \frac{40}{-8} = \frac{-5}{1}[/tex]

Line 2:

Let:

[tex](x_1 , y_1) = (2 , -2)\\(x_2 , y_2) = (-4 , 28)[/tex]

Plug in the corresponding numbers to the corresponding variables:

m = [tex]\frac{28 - (-2)}{-4 - (2)} = \frac{28 + 2}{-4 - 2} = \frac{30}{-6} = \frac{-5}{1}[/tex]

The two lines share the same slope, therefore, they are parallel to each other. This means that they do not intersect at any given point.

XA ) -
Calculate the volume of the prism by first finding the total number of half-unit
cubes that will fill it. There are 8 half-unit cubes in every unit cube.
23
A. Number of half-unit cubes = 10
V = 2 cubic units
B. Number of half-unit cubes = 20
V=2 cubic units
O C. Number of half-unit cubes = 20
V = 10 cubic units
D. Number of half-unit cubes = 10
V = 5 cubic units

Answers

Answer:

Option B will be your answer

Step-by-step explanation:

V=2 1/2×1/2×2

=2.5 cube

volume of 1/2 cubic units =)(1/2×1/2×1/2=0.125cube^3

2.5/0.125=20

Hope it helps...

your answer is option B

v = 2½

number of half unit cubes = 20


Three sisters are saving for a special trip. The ratio of Helga's savings to Gertrude's savings is 9:2
and the ratio of Gertrude's savings to Maurice's savings is 2:5. Together all 3 sisters have saved $64.
How much has each girl saved? Answer questions 3–4.
? How can you use a diagram to make sense of the problem?

Answers

Answer:

Solution in photo

Which of the following describes the square root of 41. 5,6 6,7 20,21 40,42

Answers

Answer:

6,7

Step-by-step explanation:

the squre root of 41 is 6.403

Please solve as soon as possible thank you I appreciate it!

Answers

A. 30=3x+6? B. I really can’t figure it out so sorry

factor this trinomial in standard form 2n^2 + 7n + 5

Answers

Answer:

Observation : No two such factors can be found !! Conclusion : Trinomial can not be factored. Equation at the end of step 2 : 2n2 - 7n - 5 = 0. Step 3 : Parabola ...

Step-by-step explanation:

are these proportional?

3/2 and 18/8

Answers

Answer:

For two fractions to be proportional, they must be equivalent. 32=1.5 and 188=2.25 , so these fractions are not proportional.

Step-by-step explanation:

HELPP PLSSSS NO BOTS OR I WILL REPORT!!!

Answers

Answer:

B. false

Step-by-step explanation:

66666666 help me plz plz plz

Answers

Answer:

XY would also be 7 centimeters which is answer D.

Step-by-step explanation:

This is a parallelogram, meaning that the adjacent sides are congruent. As well, the triangles making up the figure are congruent, so it makes sense that XY would also equal 7 centimeters.

12 pumpkins cost 24.60 how much will it cost for 8 pumpkins also

I can run 5 laps in 1 1/4 hours how many laps could I run in a day ​

Answers

Answer:

the second one is 20 i think

Step-by-step explanation:

The first one is 8 pumpkins will cost 8.40


Find the length of the diagonal of
rectangle whose length
is 12ft and whose
width 5 ft

Answers

Answer:

13 ft

Step-by-step explanation:

The formula to find the length of the diagonal of a rectangle =

Diagonal² = Length² + Width²

Diagonal = √Length² + Width²

Length = 12 ft

Width = 5ft

Diagonal = √12² + 5²

Diagonal = √144 + 25

Diagonal = √169

Diagonal = 13 ft

The length of the diagonal of the rectangle = 13 ft

2 questions i need help with thanks!

Answers

Answer:

c for both

Step-by-step explanation:

Martin recorded the low temperatures at his house for one week. the temperatures are shown below -
-7, -3, 4, 1, -2, -8. 7
Approximately what was the average low temperature of the week?

Answers

Answer:

The average temp was 4

Step-by-step explanation:

If x=(y+2)^2 and y= -7 then what is x

Answers

Answer:

X=25

Step-by-step explanation:

y+2=-7+2=5

[tex]5^{2} =25[/tex]

The answer should be x=25

6р + 22 – 10
Help me please

Answers

Answer:

P = -2

Step-by-step explanation:

6p +22 =10

     -22    -22

6p= -12

6       6

p=  -2

Im pretty sure thats it.

Gerald’s truck is in need of repairs totaling $3,000. Gerald is considering how he will pay for these repairs.

Answers

Hello again!

Answer:

The correct answer is B. 18 months.

Step-by-step explanation:

I just typed in "credit card payoff calculator" in g00gle, and it should be the first one you see.

That was the website I used to solve this problem. You can use that for other problems you need to solve too.

Hope this helps :)

HELPPPPPO

In a school of 500 students, a random sample of 60
students are asked what
their favorite subject is. The
results are in the table. Based on this sample, how
many students in the school would we predict have
math as a favorite subject?

Answers

Answer:

150

Step-by-step explanation:

'x' = number of students out of 500 who selected math

18/60 = x/500

cross-multiply:

60x = 9000

x = 150

44% of what number is 400?

Answers

Answer:

909.09

Step-by-step explanation:

400 divided by 44% is about 909.09.

909 !!!!!!!!!!!!!!!!!!!!!
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