Use the slope formula<span> to find the slope. Use the slope (that you found in the step above) and one of the </span>points<span> to find the y-intercept. (Using y = mx+b, substitute x, y, and the slope (m) and </span>solve<span> the</span>equation<span> for b.) </span>Write<span> the </span>equation<span> in slope intercept</span>form<span> using the slope and y-intercept</span>
Answer:
D
Step-by-step explanation:
The scale factor is the ratio of the corresponding sides, image to original, that is
scale factor =
=
= 2 → D
The last one i think is correct, hope i could help??
Answer is A. first choice
Aver. 14 - 17 years old = 75/11 = 6.8
Aver. 10 - 13 years old = 47/11 = 4.27