Ava was studying the history of Earth. She learned that radioactive decay helps scientists to determine rock ages. Explain how radioactive dating allows scientists to calculate the ages of rocks.

Find the area of this composite figure. What was the Populist Party? Can someone please help me with this questions Jana scored 45 in her 50 item math test. what is the ratio of her correct to her incorrect answers PLEASE HELP WILL GIVE BRAINLIST Complete the following sentence about the antebellum period.Southern politicians [Select]slavery because enslavedpeople were [ Select ] Mutualism is a kind of relationship between two species. In mutualism, one species is harmed.~Agree~DisagreeExplain why you voted the way you did. Which value will change most when13 is added to the data set?0, 6, 4, 5, 3, 3, 2A meanB medianC modeD outlier How many bases does a triangular prism have?(if you explain I will give brainlyist) What does the changing of seasons in Kenya depend upon? a Winds from the Atlantic Ocean b Winds from the Pacific Ocean c Winds from the Antarctic d Winds from the Indian Ocean Find the measure of angle b please help immediately this is 2 days late A calf gains weight proportional to the difference between 1200 and its weight, w in pounds and t in years.a)Assuming the calf weight 75 pounds at birth and doubled its weight in 10 days, solve the differential equation for w, as a function of tb)If the animal sold when its weight reaches 800 pounds, find the number of days to wait to sell.c)What is the maximum weight of the animal? Show work that leads to your answer When an instruction for a variation of a trait is not shown in by the organism, but the organism carrys it and can pass it on to the next generations, these organisms are called _______. adominant bcarriers crecessive dholders 12. Given a right triangle with the lengthof one leg equal to 9 centimeters andthe length of the hypotenuse equal to15 centimeters, what is the length ofthe other leg?F 6 cmH square root of 306 cmG 12 cmJ 144 cm Sal is tiling his entryway. The floor plan is drawn on a unit grid. Each unit length represents 1 foot. Tilecosts $2.05 per square foot. How much will Sal pay to tile his entryway? Round your answer to the nearestcent.Sal will pay $1to tile his entryway. i dont understand this When constructing an energy pyramid of the swamp ecosystem, which of these would be placed at the top of the pyramid? How did Mother Teresa of Calcutta show her love and care for life? Economic development in Paraguay was impacted by its geography. Select the best example of economic foundations in Paraguay affected by geography directly.Landlocked geography allows for ample space for agriculture and farming.Poorly developed roads make a difficult location for tourism markets.Access to ports make an ideal location for fishing and international trade. 3 1/3 + (-2 1/4) + 1 5/6 Help me out?