# Easy Pre-calculus Questions?

posted by .

What is the value of x in the right triangle below? If needed, round your answer to two decimal places. 32 angle, 15 inches.

A 10-foot ladder is leaning up against the side of a building so that the top of the ladder reaches the top of the building. If the ladder meets the building at a 32 angle, then what is the height of the building? If needed, round your answer to two decimal places.

• Easy Pre-calculus Questions? -

cos 32 = h/10
h = 10 cos 32

• Easy Pre-calculus Questions? -

8.48 feet

## Similar Questions

1. ### Pre-Algebra

A 9 foot ladder leans against a building at a point 7 feet above the ground. At what height would a 15 foot ladder touch the building if both ladders for the same angle with the ground?
2. ### algebra

2. A 10 foot ladder is leaning against a house. The bottom of the ladder is 5 feet from the building. How high is the top of the ladder?
3. ### Calculus

a 16 foot ladder is leaning against a building. the bottom of the ladder os sliding along the pavement at 3 ft/s How fast is the top of the ladder moving down when the foot of the ladder is 2 ft from the wall
4. ### math

a 20 foot ladder leaning against a building makes and angle of 60 degrees with the ground. How far from the base of the building is the foot of the ladder?
5. ### 5 Pre-Calculus Questions

1. What is the value of x in the right triangle below?
6. ### calculus

A ladder 13 feet long is leaning against the side of a building. If the foot of the ladder is pulled away from the building at a constant rate of 8 inches per second, how fast is the area of the triangle formed by the ladder, the building, …
7. ### Calculus

A 15.5 foot ladder leaning up against the building .the base is 8.2 feet away from the building .how far up does the ladder reach against the building.
8. ### Pre-Cal

A 13-ft ladder leans against a building so that the angle between the ground and the ladder is 63 degrees. How high does the ladder reach on the building?
9. ### Pre calc

A 20-ft ladder is leaning against a building. If the base of the ladder is 7 ft from the base of the building, what is the angle of elevation of the ladder?
10. ### Algebra/Trig

To ensure safety, the recommended angle that a ladder leaning against a building makes with the ground is 75 degrees. Will a 12 foot ladder reach a window 10 feet above the ground if it leans against the building with this angle?

More Similar Questions

Post a New Question