Answer:
Division and multiplication are inverse operations. This means they "undo" each other. You can check your answer by multiplying the quotient by the divisor. You should get the dividend.
have a great day :)
4 is the constant varriation
The relative lengths of the sides are
1
.48834 and
.53211
3+5=8
8/20 =.4
.4 goes to 40% bc you move the decimal over twice