30 45 60 90 Angles

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

An angle whose measure is exactly 90 degrees.

• acute

• vertical

• right

• straight

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

Which type of triangle is pictured?

• Equilateral Triangle

• Right Isosceles Triangle

• Obtuse Scalene Triangle

• Obtuse Equilateral Triangle

• A

• B

• C

• D

A larger angle measures 15 degrees more than its complement. Find the measure of the smaller angle.

Mathematical Equivalence

ON

Solve for x.

x + 62 = 90

Mathematical Equivalence

ON

• 35

• 36

• 37

• 38

Select the angle that is complementary to ∠3

• 152

• 208

• 151

• 207