   Chapter 11.CT, Problem 3CT 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

Without using a calculator, find the exact value of: a) tan 450 b) sin 600

To determine

a.

To find:

The ratio tan 450 without using a calculator.

Explanation

Given:

The ratio tan 450.

Definition:

In a right triangle, the tangent ratio for an acute angle is the ratio opposite sideadjacent side.

Calculation:

From the given,

In a right triangle if the angles are in the ratio 450:450:900, then the sides are in the ratio x:x:x2 as in the diagram given below

To determine

b.

To find:

The ratio sin 600 without using a calculator.

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