Answer:
B
Step-by-step explanation:
Simplifying radicals is similar to collecting like terms in algebra.
Here, the like terms are the radicals
Given
4
+ 2
- 
=
(4 + 2 - 1 )
= 5
→ B
24213214215211111111111 NIGS
<span>Area = (1/2)(533 ft)(525 ft) sin(53) = 111739 square feet</span>
Answer:
9
Step-by-step explanation:
In order to round to the nearest ten you must think: what is the nearest multiple of 10. For example, to round 68 to the nearest 10, the nearest whole number is 70, so the answer would be 70. However if you were to round 63 to the nearest 10, to would be 50 since that is the nearest multiple of 10