   Chapter 5.CR, Problem 40CR ### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
ISBN: 9781285195698

#### Solutions

Chapter
Section ### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
ISBN: 9781285195698
Textbook Problem
1 views

# In the drawings, find x and y.  To determine

a)

To find:

x and y

Explanation

Given:

Calculation:

Let name the figure by ABCD.

That is,

By using tanθ formula for triangle ABC.

That is,

Opposite side is 93 and adjacent side is y.

Using 306090 triangle method, we have

tan60=93y3=93yy=933y=9

The value of y is 9

By using, cosθ formula for triangle ADC

To determine

b)

To find:

The value of x and y.

To determine

c)

To find:

The value of x.

To determine

d)

To find:

The value of x and y.

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