Answer:
Step-by-step explanation:
9^2+10^2=c^2
81+100=c^2
181=c^2
=c
Answer: D. 150
Step-by-step explanation:
Given equation:
, it shows the relationship between the perimeter of an equilateral triangle and the perimeter of an equilateral triangle.
Consider 

Now, perimeter of pentagon = 5(x+10) = 5 (20+10)
= 5(30) = 150
Hence, option D is correct.
Answer:
the slope is -1/2 and the equation would be y=
x - 2
Step-by-step explanation:
B) dilation
this transformation changes the shape's size (making it smaller/larger) whilst the others keep the shape congruent (same shape, same size)