Asquare countertop has a side length of 28 inches. find the perimeter and area of the countertopusong the correct number of significant digits.

Step-by-step explanation:

We have been given that a square counter-top has a side length of 28 inches. We are asked to find the perimeter and area of the counter-top.

We know that perimeter of a square is 4 times its side length.

Therefore, the perimeter of the counter-top is 112 inches.

We know that area of square is square of side length of square.

Therefore, the area of the counter-top is 784 square inches.

the answer is a

step-by-step explanation:

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d