Sign up for FREE

[Week 23] - Triangles

Last updated almost 4 years ago

12 questions

Required

1

5.5

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Required

1

5.5

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

6.

Question 7

7.

Question 8

8.

Question 9

9.

Classify the triangle using its side properties. One triangle below will go in 2 categories.

equilateral
isosceles
scalene

Question 10

10.

Classify the triangle using its angle properties.

acute
right
obtuse

Question 11

11.

True or False.

Equilateral triangles have all acute angles.

True

False

Question 12

12.

I am a triangle with exactly two congruent sides and 1 angle over 90°.  What shape am I?

Select all that are true.

isosceles

equilateral

scalene

acute

obtuse

right

Classify the triangle using its angle and side properties.

obtuse

right

equilateral

scalene

acute

isosceles

Classify the triangle using its angle and side properties.

scalene

obtuse

equilateral

acute

isosceles

right

Classify the triangle using its angle and side properties.

isosceles

acute

scalene

obtuse

right

equilateral

Classify the triangle using its angle and side properties.

obtuse

scalene

acute

equilateral

right

isosceles

Classify the triangle using its angle and side properties.

isosceles

acute

equilateral

scalene

right

obtuse

I am a triangle with no congruent sides and one  90° angle.  What shape am I?

Select all that are true.

isosceles

scalene

obtuse

right

equilateral

acute

Classify the triangle using its angle and side properties.

scalene

obtuse

equilateral

isosceles

acute

right

I am a triangle with all congruent sides.  What shape am I?

Select all that are true.

equilateral

scalene

acute

right

isosceles

obtuse