Angles and Sides of Triangles

Find the measure of x in degrees using the Exterior Angle Theorem.

• 40

• 54

• 60

• 42

Name the sides from SMALLEST to LARGEST

• RS, ST, TR

• ST, RT, RS

• RT, ST, RS

• RT, RS, ST

Which of the following angles are remote interior angles to angle d?

• Angle a and Angle b

• Angle b and Angle c

• Angle a and Angle c

• Angle a and Angle b and Angle c

Find the exterior angle, using the Exterior Angle Theorem. What is the measure of "?".

• A

• B

• C

• D

The Angle-Angle Similarity (AA ~) Theorem states if two angles of one triangle are _______________ to two angles of another triangle, then the triangles are ____________________.

• adjacent; equal

• complementary; scalene

• congruent; similar

• supplementary; isosceles

Are the triangles similar?

• Yes

• No

What is the measure of angle b?

• 36^o

• 56^o

• 63^o

• 117^o

Find x.

• 15

• 16

• 18

• 19

Solve for the unknown angle

• 0.753554

• 63°

• 37°

Find the measure of the indicated angle to the nearest degree.

• 26°

• 29°

• 61°