Geometric Reasoning

Geometry Revision Lesson

Angles

• Acute (Under 90)

• Right (90)
  

• Obtuse (Between 90 and 180)

• Straight (180)

• Reflex (Between 180 and 360)

• Revolution (360)

Multiple Choice

What type of angle is 110^o angle?

• Acute

• Right

• Obtuse

• Reflex

Angles

• Complementary (Adds up to 90)

• Supplementary (Adds up to 180)

• Revolution (Adds up to 360)

Multiple Choice

What is the complementary angle to a 43 degree angle?

• 43

• 47

• 133

• 137

Multiple Choice

Which triangle has three different internal angles?

• Isosceles

• Scalene

• Isosceles

Triangles

• Equilateral

• Isosceles

• Scalene

Look at the following angles

A question will be on the next slides

Multiple Choice

What name best describes that pair of angle?

• Cointerior

• Alternate

• Corresponding

Multiple Choice

A quadrilateral with one pair of parallel sides is called a ______________

• Rhombus

• Trapezium

• Kite

• Parellogram

Multiple Choice

All the angles in a quadrilateral add up to

• 180

• 360

• 540

• 720

Open Ended

What are the tests for a congruent triangle?

Congruent Triangle

How could you tell this is a congruent triangle

Multiple Choice

What test do you need to prove the previous triangles were congruent?

• SSS

• SAS

• AAS

• RHS

Look at these two similar triangles

What is the value of x?

Multiple Choice

What is the value of x?

• 8

• 3.5

• 14

• 2

Open Ended

What were your thoughts on Quizizz slides?