Answer:
24
Step-by-step explanation:
72/3 = 24
To find the center of enlargement, draw a line that connects corresponding vertices, as shown below.
The transformation that map RST to R'S'T' is an enlargement with scale factor of 3 and center of (0,0)
Answer:
x = -4
Step-by-step explanation:
x+y = -10 -------- (1)
x-y = 2 ------- (2)
from (1)
x+y = -10
y = -10-x -------- (3)
substitute (3) into (2)
x-y = 2
x-(-10-x) = 2
x+10+x = 2
2x = 2-10
2x = -8
x = -8/2
x = -4