Question

A 12 foot ladder is leaning against a building. The ladder makes a 45 degree angle with the building. How far up the building does the ladder reach ?

a. 24√2B.6√2C. 6 feetD.12√2

Answer 1

Sin (45) = height/12

height = 12sin(45) = (12√2)/2 = 6√2 feet

Answer: (B) 6√2