Answer:
D.21
Step-by-step explanation:
7×1=7
7×2=14
<u>7×3=21</u>
Therefore 21 is a multiple of 7
4 feet is 48 inches.
So 4'2" would be 50 inches.
50/5=10
The class needs to make 10 tiles.
Answer:
b. 3x
Step-by-step explanation:
(3x - 3) + 3 = 3x - 3 + 3 = 3x
Answer:
Step 1 is incorrect
Step-by-step explanation:
<span>the answer:
the main condition can be found one of the following given methods:
if A = B*C*D, if we want to find the value of B, so B = A /C*D, the similar method can be applied to find the value of C an D. These are C= A/ B*D and D = A /C*B
in our case we have C = 2*Pi* R, if we want to find the value of Pi, it is Pi = C / 2*R
the true answer is D</span>