1) A 30-ft. ladder leans against a wall so that the base of the ladder

is 10 ft. from the base of the wall. What angle does the ladder

make with the ground?

A) 70.5

B) 19.5

C) 18.4

D) 33.3

Question

Perla Bentley

9 March, 10:46

+5

Answers (1)

Know the Answer?

Brittany Rodriguez · Answer 1

A) 70.5

Step-by-step explanation:

cos x = adjacent side / hypotenuse

cos x = 10 / 30

cos x = 0.3

cos 70 = 0.3420

cos 71 = 0.3256

x = 70.5

1) A 30-ft. ladder leans against a wall so that the base of the ladderis 10 ft. from the base of the wall. What angle does the laddermake with the ground?A) 70.5B) 19.5C) 18.4D) 33.3