Help plz A ladder is placed at an angle of elevation of 70 degrees against a wall. Theladder is 12 feet tall. How far, in feet, is the base of the ladder from the baseof the wall? (Don't include units, round to 2 places after the decimal)

By using trigonometric identity CosA = base/ hypotenuse

Answered: A ladder is placed at an angle of…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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A ladder is placed at an angle of elevation of 70 degrees against a wall. The
ladder is 12 feet tall. How far, in feet, is the base of the ladder from the base
of the wall? (Don't include units, round to 2 places after the decimal)

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A ladder is placed at an angle of elevation of 70 degrees against a wall. The ladder is 12 feet tall. How far, in feet, is the base of the ladder from the base of the wall? (Don't include units, round to 2 places after the decimal)