45÷9=5 So then 6x5=30 A=30
Answer:
David might be 40
Step-by-step explanation:
Brianna = 20 + 20 = 40 = David
James = 10 x 2 = Brianna
David = 40 - 20 = Brianna
Answer:
Yes, I believe the answer is C because that is the only one that sounds reasonable.
If it were any of the other answers than it would either be intersecting or on the exact line and it is supposed to be perpendicular mean never touching.
#1 is A because the equation is pi x diameter which would be 18.84
Answer:
C = pi x 12/ A
Step-by-step explanation:
Formula is 2pi r
2 x r is diameter
diameter x pi = circumference
12 is diameter of this because radius x 2 is diameter.
therefore, 12 pi = c
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