   Chapter 11.CT, Problem 13CT Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

If sin α = 1 2 , find:a) csc α b) α

To determine

a.

To find:

The value of csc α for the value sin α=12.

Explanation

Given:

The ratio sin α=12.

Definition:

1. In a right triangle, the cosecant or csc ratio for an acute angle is the ratio hypotenuseoppsite side.

2. In a right triangle, the sine ratio for an acute angle is the ratio oppsite sidehypotenuse.

Calculation:

From the given, sin α=12

To determine

b.

To find:

The value of α is 30°.

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