Isosceles Triangle and Equilateral Triangle

Any equilateral triangle has

• a right-angle

• a hypotenuse

• all its sides in the same size

• a circumscribed quadrilateral

Tags

CCSS.4.G.A.2

In an isosceles triangle .... are of the same size.

• all the three sides

• two angles

• all the three angles

• all the three angles and all the three sides

• Equilateral

• Isosceles

• Scalene

Tags

CCSS.4.G.A.2

An isosceles triangle has _________ equal sides.

• one

• two

• three

• four

Tags

CCSS.4.G.A.2

Classify the triangle by its sides.

• Scalene

• Isosceles

• Equilateral

Tags

CCSS.4.G.A.2

.

• A

• B

• C

• D

Tags

CCSS.4.G.A.2

What is the measure of ∠S?

• 60⁰

• 52⁰

• 45⁰

• 36⁰

Tags

CCSS.8.G.A.5

What is the measure of BC?

• 12

• 6

• not enough information

• 10

Tags

CCSS.HSG.CO.C.10

What is the value of x?

• 16

• 60

• 8

• not enough information

Tags

CCSS.HSG.CO.C.10

Find x

• 90

• 45

• 22

• 35

Tags

CCSS.8.G.A.5