Triangles

In a triangle, how many total degrees are there?

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

Find the measure of the indicated angle. 

• 95
• 85
• 35
• 45

Find the measure of the indicated angle. 

• 26
• 36
• 85
• 144

Find the measure of angle D.

• 140 degrees
• 16 degrees
• 40 degrees
• 90 degrees

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Can the following side measures form a triangle?
  3 ft, 5 ft, 8 ft 

• Yes
• No

Does a triangle with these side lengths exist?
20, 10, 9

• Yes
• No
• I don't know.

Does a triangle with these side lengths exist?
5, 10, 15

• Yes
• No
• I don't know.

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What is the name of this kind of triangle?

• Right
• Isosceles
• Scalene
• Equilateral

This is . . .

• a scalene triangle

• an obtuse triangle

• an equilateral triangle

• a right triangle