CIA 6 Math Geometry

If ∠COB is 124°, then what is ∠BOD? How are they related?

• 56°, they are supplementary

• 90°, they are complementary

• 124°, they are vertical

How many right angles does a square have?

• 2

• 4

• not sure

• 1

A special parallelogram in which all the sides are the same length. 

• hexagon

• rhombus

• rectangle

• pentagon

What is an angle?

• A straight set of two points that go on forever on each side

• A part of a line with end points on both sides

• Two rays with the same end point, forming a vertex

What is a line segment?

• set of points that goes on forever in both directions

• curved line that goes on in one direction forever

• part of a line between two endpoints

What is a line?

• A straight set of points that goes on forever in both directions

• A curved set of points that goes on forever in both directions

• A straight set of points that goes on forever in one direction only

• A straight set of points that does not go on forever in either direction

What type of angle is this?

• Acute

• Obtuse

• Right

• Caboose

What is the missing angle?

• 61

• 50

• 60

• 69

Classify using sides!

• Scalene

• Isosceles

• Equilateral

I have three sides and they are all different lengths. What am I?

• An isosceles triangle 

• An obtuse trian

• A scalene triangle

• An acute triangle