Triangles Review 12/2

Multiple Choice

A triangle has one angle that measure 45° and one that measures 60°. What is the measure of the third angle?

• 135°

• 75°

• 120°

• 105°

Multiple Choice

Will the following three angles for a triangle?

30°, 60°, 90°

• yes

• no

Multiple Choice

Find the measure of the missing angle.

• 30^o

• 110^o

• 150^o

• 40^o

Multiple Choice

Solve for x. (Hint: 70 + 60 + 8x + 2 = 180; combine like terms and solve for x)

• 16

• 11

• 50

• 6

Fill in the Blanks

Multiple Choice

Find the indicated angle. (What is ?)

• 91°

• 81°

• 89°

• 109°

Multiple Choice

What is the measure of angle b?

• 36^o

• 56^o

• 63^o

• 117^o

ANGLES - Geometry Jargon

Geometric Symbols & Concepts

TODAY'S TOPICS

• Naming Sides

• Corresponding Parts

• Congruent Shapes

• Congruent Clues

• Similar Shapes

• Equilateral Triangles

• Isosceles Triangles

SIDES vs ANGLES

Multiple Choice

1)  In polygon $$ABCD$$ , which side does not exist?

• $$\overline{AB}$$  

• $$\overline{BC}$$  

• $$\overline{CA}$$  

• $$\overline{DA}$$  

• They all exist in the polygon.

CORRESPONDING

Fill in the Blanks

CONGRUENT SHAPES

• All Corresponding Angles are equal

• All Corresponding Sides are equal

• Essentially...same shape, same size

• The shape may be turned or flipped.

CONGRUENT CLUES