Isosceles and Equilateral Triangles Theorem

What is the value of y?

• 7

• 4

• 6

• 14

Find the side length of AC

• 10

• 2

• 5

• 12

Solve for x

• 9

• 8

• 7

• 6

Find the values of x, y, z

• x=20 , y=15 , z=12

• x=12 , y=15 , z= 20

• x=15 , y=12 , z=20

• x=20 , y=12 , z=15

Find the angle measure

• 45°

• 60°

• 90°

• 30°

What is the correct value of y?

• y = 1

• y = -1

• y = 2

• y = -3

What type of triangle is this?

• Equilateral

• Isosceles

• Scalene

• Obtuse

Classify each triangle by its angles and sides.

• Acute, Isosceles

• Obtuse, Isosceles

• Right, Scalene

• Equiangular, Equilateral,

• Acute, Scalene

If QN bisects ∠PQR and N is the midpoint of PR. classify ∆PQR by its angles and sides.

• Acute, Isosceles

• Obtuse, Isosceles

• Right, Scalene

• Equiangular, Equilateral,

• Acute, Scalene

How much is the value of X?

• 45

• 60

• 90

• 15