Answer:
the answer is D) 5cm
Step-by-step explanation:

The answer is

If we put 36x^2, then the answer we would get is

Hope this helps :)
Answer:
C. 70
Step-by-step explanation:
x + (x + 40) = 180
2x + 40 = 180
2x = 140
x = 70
Answer:
51
Step-by-step explanation:
Multiply 3 2/5 by 15
Change the mixed number to an improper fraction
3 2/5 = (5 * 3 + 2) /5 = 17/5
17/5 * 15
17 * 15/5
17 * 3
51
5x-3=27 +3
5x=30 divide by 5
x= 6