First one is 2 ft because 12 inches in one foot. Other people will probably help out on rest!! I’m little busy rn so :D
Answer:
9000
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>Identity</u>
<u>Simplifying the LHS (Left Hand Side)</u>
- (√24-√k)(√24+√k)
- (√24)² - (√k)²
- 24 - k
<u>Equating to the RHS</u>
- 24 - k = 5
- k = 24 - 5
- <u>k = 19</u>
A, because 71-32 is equal to 39
C, because 85-46 is also equal to 39