Review for Test Chapter 1

 $\overline{GH}\$  has endpoints  $G\left(-3,\ 2\right)$  and  $H\left(3,\ -2\right)$  . Find the coordinates of the midpoint of  $\overline{GH}$ .

•  $\left(-3,\ 0\right)$  

•  $\left(0,\ 2\right)$  

•  $\left(0,\ 0\right)$  

•  $\left(0,\ -2\right)$  

If  $UT=31.6$ , what is the measure of US?

• 7.9

• 15.8

• 31.6

• None of the above

Find the area of the figure.

• $118\ ft^2$

• $19\ ft^2$

• $78\ ft^2$

• $38\ ft^2$

 $\angle DFG\$  and  $\angle JKL$  are complementary angles.  $m\angle DFG=x+5$ , and  $m\angle JKL=x-1.$  Find the measure of each angle. 

•  $\angle DFG=48,\ \angle JKL=42$  

•  $\angle DFG=48,\ \angle JKL=52$  

•  $\angle DFG=43,\ \angle JKL=57$  

•  $\angle DFG=43,\ \angle JKL=47$  

A line and a point are _____ coplanar.

• Always

• Sometimes

• Never

Linear pairs are _____ supplementary.

• Always

• Sometimes

• Never

Find the coordinate of the mid point of the segment with the given endpoints.

 $-8\ and\ 3$  

Find the coordinates of the other endpoint of the​ segment, given its midpoint and one endpoint.​

Midpoint:  $\left(17,\ -2\right)$   Endpoint:  $\left(18,\ -3\right)$   

Find the perimeter of the figure.

Find the circumference of the circle.