Summer Geometry QUIZ (WEEK 1)

Name 3 collinear points.

• A, B, D

• A, B, C

• C, B, D

• N, B, D

Which of the following statements is NOT true?

• plane R and line JL intersect at point K.

• another name for plane R is plane MKN.

• points N, K and L are coplanar.

• points K, M and N are coplanar.

If  $DF=61\$   and  $EF=18,\ \$   

find  $DE.$  

•  $DE=122$  

•  $DE=43$  

•  $DE=49$  

•  $DE=36$  

If  $DE=4x-1,\$   $EF=9,\$   
and  $DF=9x-22,$  
find the value of  $x.$  

•  $x=3$  

•  $x=4$  

•  $x=5$  

•  $x=6$  

If  $DF=78,\$    $DE=5x-9,\$  
and  $EF=2x+10,\$  
find  $EF.$  

•  $EF=11$  

•  $EF=30$  

•  $EF=46$  

•  $EF=32$  

Find the distance between the points

  $\left(-8,2\right)\$  and  $\left(6,-1\right).$  

•  $\sqrt{205}\approx14.32$  

•  $\sqrt{198}\approx14.07$  

•  $\sqrt{29}\approx5.39$  

•  $\sqrt{5}\approx2.24$  

What is the distance of  $\overline{GH}\$  ?

•  $\sqrt{4}=2$  

•  $\sqrt{32}\approx5.66$  

•  $\sqrt{85}\approx9.22$  

•  $\sqrt{40}\approx6.32$  

What is the midpoint of the points

  $\left(-1,-5\right)\$  and  $\left(-5,9\right)\$  ?

•  $\left(-3,-2\right)$  

•  $\left(-2,-2\right)$  

•  $\left(-3,2\right)$  

•  $\left(-2,2\right)$  

If  $R\$   is the midpoint of  $\overline{QS},\$  
 $QR=8x-51\$   and   $RS=3x-6,\$  
find  $QS.$  

•  $QS=9$  

•  $QS=42$  

•  $QS=48$  

•  $QS=21$  

If  $T$  is the midpoint of  $\overline{SU},\$  
find  $x.$  

•  $x=2$  

•  $x=3$  

•  $x=4$  

•  $x=5$