Proof Basics Before Triangle Proofs

Name the vertical angle to
∠h.

• ∠f
• ∠i
• ∠g
• ∠j

Tags

CCSS.7.G.B.5

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Tags

CCSS.7.G.B.5

What angle is vertical to angle 2?

• ∠4

• ∠1

• ∠2

• ∠5

Tags

CCSS.7.G.B.5

Name a pairs of vertical angles in the figure.

• ∠1 and ∠4

• ∠6 and ∠5

• ∠2 and ∠4

• ∠1 and ∠6

Tags

CCSS.7.G.B.5

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Tags

CCSS.7.G.B.5

Which are pairs of vertical angles?

• ∠COB & ∠COA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOD

Tags

CCSS.7.G.B.5

∠XOZ is bisected by ray OY. Which statement is true?

• ∠XOZ ≅ ∠XOY
• ∠XOZ ≅ ∠ZOY
• ∠XOY ≅ ∠ZOY
• ∠OXY ≅ ∠OZY

Tags

CCSS.HSG.CO.C.9

If m∠XOZ = 74°, find m∠XOY.

• 37°

• 74°

• 90°

• 148°

Tags

CCSS.HSG.CO.C.9

This point divides a line segment into 2 equal parts.

• point
• vertex
• midpoint
• angle

Tags

CCSS.HSG.CO.D.12

CCSS.HSG.GPE.B.6

Which is given in the diagram?

• BD ≅ BD
• AB ≅ BC
• D is the midpoint of AC
• ΔABD ≅ ΔCBD

Tags

CCSS.HSG.SRT.B.5