Answer:b 27 feet
Step-by-step explanation:You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house.
Answer:
The answer is <u><em>27.</em></u>
Step-by-step explanation:
I'm sorry I really don't know how to explain it but here is the answer
9,4,-1,-6
You just need to plug in the x values into the equation and solve.
x^2 - 81
There is a formula called the difference of squares, which is
(a+b)(a-b) = a^2 - b^2
12
Step-by-step explanation: Given:1st no. is 3
3×8=24
24+6=30
30/2=15
15-3=<u>12</u>
therefore,ans is 12