One Many None Triangle

Classify the given triangle.

Look at the sides and angles of this triangle. Which type of triangle is pictured?

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

How many acute angles must an acute triangle have?

• 1

• 2

• 3

• 4

A triangle that has no equal sides is called as __________

• Equilateral triangle

• Isosceles triangle

• Scalene triangle

• None of the above

How many right angles does a right triangle have?

What is the missing angle?

• 90°

• 87°

• 80°

• 88°

Which theorem is used in the following example?
∠B = 30°
BC = 10 
∠C = 80°

• SSS

• SAS

• ASA

• AAS

Which theorem is used in the following example?
AB = 12 cm
BC = 10 cm
CA = 8 cm

• SSS

• SAS

• ASA

• AAS

Which of these lengths CANNOT represent the sides of a triangle?

• 32, 34, 60

• 28, 30, 58

• 13, 20, 27

• 2, 4, 5

Which theorem is used in the folowing example?
BA = 12 cm
∠A = 70°
AC = 8 cm

• SSS

• SAS

• ASA

• AAS