102/159 = x/4
34/53 = x/4
34(4) = x(53)
136 = 53x
136/53 = x
Answer:
Pretty sure there's 90 tens.
Answer: 
Step-by-step explanation:
We have the following polynomial:

This is a polynomial of the form
. Following this rule to expand it, we have:


Applying common factor
:

Note the polynomial inside the parenthesis is a perfect square trinomial, which can be factored to
. Hence, the final simplification is:

Answer:
5
Step-by-step explanation:
75/15=5
Bam
Answer:
390.66 meters
Step-by-step explanation:
perimeter = 2(87) + 3.14(69)
= 174 + 216.66
= 390.66