Review for Quiz 4/13/23 Triangles

Acute

Obtuse

Right

​Classify the Triangle by its angles

Acute

Obtuse

Right

​Classify the Triangle by its angles

Acute

Obtuse

Right

​Classify the Triangle by its angles

Scalene

Isosceles

Equilateral

​Classify the Triangle by its sides

Scalene

Isosceles

Equilateral

​Classify the Triangle by its sides

Scalene

Isosceles

Equilateral

​Classify the Triangle by its sides

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Multiple Choice

.

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What shape will the horizontal cross-section of a sphere be?

• Dome

• Circle

• Ellipse

• Rectangle

Multiple Choice

What shape will the horizontal cross-section of a cone be?

• Dome

• Circle

• Pyramid

• Triangle

Multiple Choice

What shape will the vertical cross -section of a cylinder be?

• Circle

• Triangle

• Rectangle

• Ellipse

Multiple Choice

What shape will the vertical cross-section of a cube be?

• Square

• Triangle

• Trapezoid

• Circle

Multiple Choice

What shape does this cross section make?

• Rectangle

• Circle

• Triangle

• Square

Multiple Choice

Describe the cross section.

• triangle

• rectangle

• trapezoid

• square

Multiple Choice

Find the measure of each angle indicated. 

• 139°

• 66°

• 138°

• 116°

Multiple Choice

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

Multiple Choice

An angle whose measure is exactly 90 degrees.

• acute

• vertical

• right

• straight

Multiple Choice

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

Multiple Choice

The sum of the lengths of the two shortest sides of a triangle are_____ than the third side

• less

• greater

• equal

What it looks like when the sum of the two smaller sides is NOT larger than the third side.

Multiple Choice

Does the sides 1, 1, 2 make a triangle?

• yes

• no

Multiple Choice

Does the side 3, 4, 9 make a triangle?

• yes

• no

Multiple Choice

Does the sides 8, 7, 2 make a triangle?

• yes

• no

Multiple Choice

A triangle has one angle that measure 45° and one that measures 60°. What is the measure of the third angle?

• 135°

• 75°

• 120°

• 105°

Multiple Choice

Will the following three angles form a triangle?

30°, 60°, 90°

• yes

• no

Multiple Choice

Find the measure of the missing angle in the triangle.

• $$90\degree$$

• $$45\degree$$

• $$135\degree$$

• $$180\degree$$

Multiple Choice

Find the measure of the missing angle in the triangle.

• $$90\degree$$

• $$58\degree$$

• $$122\degree$$

• $$180\degree$$