Pls i need help ASAP it’s due today! a sample of 300 g of lead-210 decays to polonium-210 and is described by the equation y=300 e -0.032t, where t is time in years. find the amount in this 300-gram sample after 10 years. Round your answer to the nearest hundredth of a gram

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?

Which best explains why this triangle is or is not a right triangle ?