A carpenter is assigned the job of expanding a rectangular deck where the length is four times the width. The width of the deck
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First of all, we know that a line is 180°. This means if we add the angles of 61°, 57°, and angle y, we should get 180<span>°.
Simplify:
Subtract 118° to both sides:
We also know that all three angles of a triangle add up to 180<span>°. So we have:
Simplify:
Subtract 129° to both sides:
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Simplify:
Subtract 118° to both sides:
We also know that all three angles of a triangle add up to 180<span>°. So we have:
Simplify:
Subtract 129° to both sides:
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