the largest extinction, measured as a percentage of species that disappeared, occurred at the end of which geological period?

Triangle xyz is translated 4 units up and 3 units left to yield triangle x'y'z' what is the distance between any two corresponding points on triangle xyz and trianglex'y'z' ?

Choose the item that is an example of the geographic theme of place.

Rectangle qrst is shown. angle qrt is congruent to angle str, and angle str is complementary to angle qtr. which statement is true about angles qrt and qtr? they are congruent. they are complementary. they are supplementary. they are right angle