F.3 Ch.6 Special lines and centres in a triangle

Find x, then the measure of TS

• x=6, TS=15
• x=6, TS=30
• x=5, TS=15
• x=5, TS=30

Find PQ

• 7

• 14

• 28

• 56

Find m∠ABD.

(a)  

Find the value of x

• 3

• 6

• 2.7

• 5.4

Solve for the value of x.

• x = 10

• x = 20

• x = 3

• x = 45

Find AD

• 8.4

• 16.8

• 20

• 10

Find the value of x

• 3

• 6

• 2.7

• 5.4

Find the measure of XY.

(a)  

Answer explanation

WOW! You were able to use the converse of the perpendicular bisector theorem.

(a)   is the point of intersection of the three angle bisectors in a triangle

(a)   is the point of intersection of the three perpendicular bisectors in a triangle