The Paleozoic Era is bracketed by two major events in earth's history. It began with an unexplained explosion in animal life and ended with the world's largest mass-extinction known to man. The causes of these great events are currently unknown and under debate.
Dilation involves changing the size of a line segment
The scale factor is 2
From the question (see attachment), we have the following side lengths



So, the scale factor (k) from AB to A'B' is calculated using the following scale factor formula

This gives

Divide 2.5 by 1.25

Hence, the scale factor is 2
Read more about dilations at:
brainly.com/question/3457976
the answer is B. retaking a class after not receiving a passing grade
took the test on edge and got it right
Answer:
-40
Explanation:
153 = 2(z+z)n
= 2(2z)n
= 2n(2z)
And therefore,
Substituting 2n(2z) =153
In this equation, 2n(2z) - 193 = 153 - 193 = - 40
Same just trying to get answers to a quiz lol