Answer:
Square pyramid
Step-by-step explanation:
If the perimeter is 100, the sum of the length and the width is 100/2=50. Thus, the width is 50-35=15 feet.
In this exercise we have to use subtraction knowledge to calculate the final value of the equation, like this:
Letter C
<h2>What is subtraction?</h2>
It is a mathematical operation in which it is possible to find a quantity by decreasing one number by another, it is opposed to addition, being represented by the minus sign.
So make the calculus we have:
See more about subtraction at brainly.com/question/4319655
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5:6 is already at it's simplest form as there are no other common factors to divide it by!