Lines and Points in Triangles BIM 6.1-3 practice assessment

Find AD AND BC

• 5;12
• 16;4
• 12; 16
• 5;16

Tags

CCSS.HSG.CO.C.9

Fill in the boxes to write the equation of the ⊥ bisector of segment AB.

A(3,1) & B(-3,6)

• -10,12, 42

• -12, 10, 45

• -12, 10, 35

• 12, 10, 45

• 12, 10, 35

The circumcenter is equidistant from each ______________ of the triangle

• vertex

• sides

• median

• altitude

Which of the following is a perpendicular bisector of the side of the triangle?

• 
• 
• 
• 

Find the coordinates of the circumcenter for the triangle with coordinates

H(−10, 7), J(−6, 3), K(−2, 3)

• (-4, 9)

• (-4, 8)

• (-5, 9)

• (-5, 8)

• (-3, 9)

Find x, then the measure of AD+CD

• x=5, AD+CD=19
• x=5, AD+CD=38
• x=1, AD+CD=19
• x=1, AD+CD=38

Tags

CCSS.HSG.CO.C.10

Find the measure of angle BAC.

• 
• 
• 
• 

Tags

CCSS.8.G.A.5

The incenter is equidistant from each ______________ of the triangle

• vertex

• side

• median

• altitude

Write the equation of the angle bisector for <DEF.

D(−7, −1), E(−1, −1), F(−7, −9)

Fill in the boxes.

• -1, -8

• 1, -8

• 1, 8

• -8,1

• -8, -1

Point H is the incenter of ΔABC. m<HCB = 8x - 2 and m<ACB = 14x + 6. Find m<ACH.

• 76

• 5

• 38

• 8.7

• 17.4