Step 1
Find the area of one tile
we know that
the area of a square is

where b is the length side of the square
In this problem

Substitute

Step 2
Find the area of the floor
The area of a rectangle is equal to

where
L is the length of the rectangle
h is the width of the rectangle
In this problem


Substitute

Step 3
Find the number of tiles needed
by proportion

therefore
<u>the answer is</u>

If the polygon ABCD rotates 90° counterclockwise then every point rotates the same. The coordinates of C´ are: B) (-7,-2)
Given: The expression below

To Determine: The matching expression to the given expressions
Solution
Let us simplify each of the expressions using exponents rule

Applying the exponent rule 1 above to the given expressions


Applying the exponent rule 2


Let us not apply exponent rule 1 above


Hence, the matching is as shown below
Answer:
9.4606 × 10^12
Step-by-step explanation: