Angles, Triangles & Cross Sections

What type of angle is shown?

• acute
• obtuse
• right
• straight

Which type of triangle is pictured?

• Equilateral Triangle
• Right Isosceles Triangle
• Obtuse Scalene Triangle
• Obtuse Equilateral Triangle

Find the measure of each angle indicated. 

• 139°
• 66°
• 138°
• 116°

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

An angle whose measure is exactly 90 degrees.

• acute
• vertical
• right
• straight

In a triangle, how many total degrees are there?

• 100%
• 180 degrees
• it varies
• 360 degrees

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80
• 100
• 60
• 90

Find $m\angle1.$  

•  $180\degree$  
  

•  $65\degree$  
  

•  $115\degree$  

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

• Dome
• Circle
• Ellipse
• Rectangle

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

• Dome
• Circle
• Pyramid
• Triangle