Concept explainers
Use the angle values given to find ∠2.
a. If ∠1 = 37°, find ∠2.
b. If ∠1 = 29°, find ∠1.
(a)
Value of
Answer to Problem 30A
Value of
Explanation of Solution
Given information:
Calculation:
So,
Now,
And
Also,
Now consider a rectangular ABDE.
Sum of the angles of a rectangle is 360o.
Now consider a line HDGE.
Now consider a line BCD.
Now consider a triangle CDG. The sum of angles is 1800.
(b)
Value of
Answer to Problem 30A
Value of
Explanation of Solution
Given information:
Calculation:
So,
Now,
And,
Also,
Now consider a rectangular ABDE.
Sum of the angles of a rectangle is 360o.
Now consider a line HDGE.
Now consider a line BCD.
Now consider a triangle CDG, sum of angles is 1800.
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Chapter 54 Solutions
EBK MATHEMATICS FOR MACHINE TECHNOLOGY
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