Answer:
4
Step-by-step explanation:
To find the square of a number, you multiply it by itself. This means √4 * √4 gives the answer. √4 can be simplified to 2 because 2^2 is 4. So, 2 *2 gives the answer, which is 4.
Answer:
27,600
Step-by-step explanation:
<u>ANSWER</u>
<u>EXPLANATION</u>
Given
and
We want to find
This means we substitute the function in to another function and evaluate.
This implies that;
We expand the parenthesis to obtain;
We simplify further to obtain;
Hence the correct answer is A
Area=6x10=60 feet as it is rectangle so all angles are 90° and oppossite sides are equal