Answer:
90, B
Step-by-step explanation:
3 x 3 = 9
3 x 3 = 9
6 x 3 = 18
6 x 3 = 18
6 x 3 = 18
6 x 3 = 18
9 + 9 + 18 + 18 + 18 + 18 = 90

all we can really cancel is one of the (x-5) and the "x", is all.
Answer:
3
Step-by-step explanation: i used my calculator
Scale factor:
10/4= 2.5
X = 5 x 2.5 = 12.5
Y= 8/ 2.5 = 3.2
Z= 15/2.5 = 5
Answer:
2) 6
Step-by-step explanation:
CE^2 = BC * AC
CE^2 = 3 * 12
CE^2 = 36
CE = 6