70(.25) = 17.25
70 - 17.25 = 52.50
Answer:
It should be 4
Step-by-step explanation:
Answer:
Here x=10° ,2x=20° ,5x=50°
Answer:

Step-by-step explanation:
Solve the following expression:

-Calculate
to the power of
:


Therefore, the final answer is
.
Answer:
Step-by-step explanation:
length = 25 in
Perimeter = 86 in
2*(length + width) = 86
2*(25 + N) = 86
Divide both sides by 2
25 + N = 86/2
25 + N = 43
Subtract 25 from both sides
25 + N - 25 = 43 - 25
N = 18