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A ladder is leaning against a 3 m tall building at an angle of elevation of 46°. Determine the length of the ladder to the nearest tenth of a metre. a. 3.0 m b. 4.3 m c. 3.1 m d. 4.2 m

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter69: Simple Practical Machine Applications

Section: Chapter Questions

Problem 1A: Determine the sizes of Aand Bto the nearest minute.

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Question

A ladder is leaning against a 3 m tall building at an angle of elevation of 46°. Determine the length of the
ladder to the nearest tenth of a metre.
c. 3.1 m
d. 4.2 m
a. 3.0 m
b. 4.3 m

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