A 20-ft ladder is leaning against a building. If the base of the ladder is 6 ft from the base of the building,
a. what is the angle of elevation of the ladder?
b. How high does the ladder reach on the building?
A 20-ft ladder is leaning against a building. If the base of the ladder is 6 ft from the base of the building,
a. what is the angle of elevation of the ladder?
b. How high does the ladder reach on the building?