Question 1

Find the supplement of a $20^{\circ}$ angle.

Accepted Answer

$160^{\circ}$

Question 2

Find the complement of a $71^{\circ}$ angle.

Accepted Answer

$19^{\circ}$

Question 3

Find the measure of each numbered angle in the figure.

Accepted Answer

$\angle 1$ and $\angle 2$ measure $85^{\circ}$;
$\angle 3$ measures $64^{\circ}$;
$\angle 4$ measures $31^{\circ}$

Question 4

For Next Problems, find the perimeter and area of each figure.
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Accepted Answer