Answer:
x(x + 4) = 21
Step-by-step explanation:
Area = length * width.
21 = x + 4 * x
x(x + 4) = 21
Answer:
<h2>
36 units</h2><h2>
</h2>
Step-by-step explanation:
perimeter of the given triangle = 16 + slant (10) + slant (10)
= 36 units
(see image below)
Answer: 706.5
Step-by-step explanation:
First you have to square the radius. So for this question you multiply 5x5. That makes 25. Then you multiply that with pi ( 3.14 ) and that makes 78.50. Next you multiply it by 9, that makes 706.5.
Answer:
m∠A = 31
b = 13.3
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
= 
We make the denominator the same by multiplying
by 4.
= 
Thus, x = 8.