Isosceles and Equilateral Triangles

Use the picture to answer the question.

• 30
• 60
• 15
• 120

Tags

CCSS.8.G.A.5

If two sides of a triangle are congruent, then the _________________ opposite those sides are congruent.

• sides
• vertices
• angles
• measures

Tags

CCSS.HSG.CO.C.10

Use the picture to answer the question.

• 76
• 28
• 152
• 56

Tags

CCSS.8.G.A.5

Use the picture to answer the question.

• 60
• 120
• 15
• 30

Tags

CCSS.HSG.CO.C.9

What is the measure of <ACD?

• 51º
• 121º
• 101º
• 39º

Tags

CCSS.7.G.B.5

Which two boats are furthest apart?

• 1 and 2

• 2 and 3

• 1 and 3

• Can't be determined

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the measure of <XZY?

• 48º
• 45º
• 42º
• 54º

Tags

CCSS.7.G.B.5

Which of the following statements are true?

• A scalene triangle has at least one obtuse angle
• External angles of a triangle have a sum of 180º
• A triangle with three angles of 60 degrees is equilateral.
• A right triangle has two right angles.

Tags

CCSS.8.G.A.5

An isosceles triangle has a base angle whose measure if 40 degrees.  What is the measure of the vertex angle?

• 120^o
• 100^o
• 40^o
• 80^o

Tags

CCSS.8.G.A.5

What is the value of x?

• 20
• 60
• 30
• 10

Tags

CCSS.8.G.A.5