Introduction Geometry

What type of angle is this?

• Obtuse angle

• Right angle

• Straight angle

• Acute angle

How many sides does a triangle have?

• 3

• 4

• 5

• 6

If the radius of a circle is 6, how long is the diameter?

• 12

• 6

• 3

• 9

Name this triangle.

• Scalene Triangle

• Equilangular Triangle

• Isosceles Triangle

• Equilateral Triangle

Find the missing angle.

• 61

• 50

• 60

• 69

Find the value of x.

• 60

• 5

• 10

• 20

Find the value of x.

• 10

• 5

• 15

• 20

What is it called when points lie on the same line.

• Midpoint

• Coplanear

• Segment Bisector

• Collinear

Give another name for line k.

• Line BC

• Line BCE

• Line ED

• Line K is the only name, there is not another name.

If ∠A and ∠B are complementary,
then m∠A + m∠B = 90°.

• Definition of Supplementary Angles

• Angle Addition Postulate

• Definition of Right Angle

• Definition of Complementary Angles