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QUIZ - Special Right Triangles/Acute, Right, Obtuse?

Authored by Melissa Stanfill

Mathematics

9th Grade

CCSS covered

Used 7+ times

QUIZ - Special Right Triangles/Acute, Right, Obtuse?
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25 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The lengths of a triangle are given below. Is the the triangle obtuse, acute, or right?
4, 5, 6

right
obtuse
acute

Tags

CCSS.4.G.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A triangle has side lengths:
20, 21, 28.  Is this triangle a right triangle, an acute triangle, or an obtuse triangle?

right
acute
obtuse

Tags

CCSS.4.G.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given the lengths 4", 7", 10", classify the triangle formed and or state that no triangle CAN be formed.

No triangle

Acute triangle

Right triangle

Obtuse triangle

Tags

CCSS.7.G.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given the lengths 6", 8", 10", classify the triangle formed and or state that no triangle CAN be formed.

No triangle

Acute triangle

Right triangle

Obtuse triangle

Tags

CCSS.7.G.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given the lengths 6", 15", 20", classify the triangle formed and or state that no triangle CAN be formed.

No triangle

Acute triangle

Right triangle

Obtuse triangle

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What type of special triangle is this?

45°-45°-90°
30°-60°-90°
Equiangular
Equilateral

Tags

CCSS.4.G.A.2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Find x.

10
√3
5
10√3

Tags

CCSS.HSG.SRT.C.8

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