Answer:
<em>Decimal Form; 0.216 </em>
Step-by-step explanation:
If we are to convert to a decimal, move the decimal point 2 to the left, as such;
21.6 percent ( % ), ⇒ move decimal place two to the left,
<em>Decimal Form; 0.216 </em>
Try and figure it out by yourself so you won't have to admit that you don't know and you won't look dumb
Answer:

Step-by-step explanation:
Given
From Figure
Sides of Triangle

Now, using concept
Perimeter of triangle = Sum of the sides of triangle
So,
Perimeter of triangle = 
Adding
and
, so,
Perimeter of triangle = 
This can be written as
Perimeter of triangle = 
Adding 15 and 10,
Perimeter of triangle = 
So, the correct choice is = 
Hope this helps.
Answer:
Step-by-step explanation:
Right angle triangle. To find the length of AB use Pythagorean theorem.
AB² = 8² + 22²
= 64 + 484
= 548
AB = √548
= 23.41 cm
Answer: So to cover the patio it would take 255 whole tiles. 254.469 if you want to be exact.
Step-by-step explanation:
When finding flooring needed we are finding for area. We know the formula for finding the area of a circle is A=
so we plug in our known variables...
we know r because radius is half of diameter and diameter was given in problem. So half of 18 is 9.
r=9
A=
A=
81
A=254.469