Which of the following statements are true?

An equilateral triangle is also isosceles

The sum of the sides of a triangle is 180.

Two congruent angles are also supplementary.

A right triangle has two right angles.

What is true about the triangle shown?

It is an equilateral and an isosceles triangle.

The sides of the triangle add to 180 degrees.

Sum of Measures Interior and Exterior Angles

9th - 10th Grade

•

20 Qs

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Sum of Measures Interior and Exterior Angles

Quiz

•

Mathematics

•

9th - 10th Grade

•

Practice Problem

•

Hard

•

CCSS

8.G.A.5, HSG.CO.C.10, 2.G.A.1

Standards-aligned

Barbara White

FREE Resource

20 questions

Show all answers

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Find the angle sum of the interior angles of the polygon.

180°

540°

720°

1080°

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many sides does a Quadrilateral have?

What is the SUM of the angle measures in a hexagon (6 sides)?

720°

1080°

600°

540°

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the measure of the indicated angle.

Find the value of X.

90°

98°

100°

115°

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the value of x.

138

540

128

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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