A 13-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 5 fee
t from the base of the building. How high up the wall does the ladder reach?
The ladder reaches feet up the wall.
1 answer:
The answer is 12 because (a^2 + b^2 = c^2)
5^2 + b^2 = 13^2
25 + b^2 = 169
169- 25 = 144

Sqaure root of 144 is 12 so If we plug that in..
25 + 144 = 169
5^2 + 12^2 =13^2
This all checks out
~Hope This helps
You might be interested in
Step-by-step explanation:
let the angle in 3rd quadrant be X
x+2=180

- Downward motion noted as negative and upward is positive.
- Lobby will be 1




option c is correct
Answer:900
Step-by-step explanation:
900/9=100
100x9=900
Do you guys do common core becase there would be two type's of a surface area!