Answer:C. 36
Step-by-step explanation: height is 12 base is 9
12^2+9^2= 144+81=225 sq rt of 225 =15
So 12+9+15=36
Answer:
your answer would be D. x = 2.5 + y
Step-by-step explanation:
Answer:
1/51
Step-by-step explanation:
It’s 4x6x6 and look up a couculater
Answer:
it is the square root of 145
Step-by-step explanation:
use distance formula