Flashcard Review: Angle Addition Postulate & Angle Relationships

Front

Identify an acute angle.

Back

Front

Identify a right angle.

Back

Front

Identify a straight angle.

Back

Front

Identify an obtuse angle.

Back

Front

Identify the angle addition postulate.

Back

∠ABD + ∠DBC = ∠ABC

Front

Which symbol represents perpendicular? Options: ∞, ≅, ⊢, ⊥

Back

⊥

Front

Name the sides of ∠B.

Back

Ray BA and ray BC

Front

If m∠5 = 42° and m∠1 = 117°, find m∠CDF.

Back

159°

Front

In the diagram, ray DG and ray DF are perpendicular. If m∠3 = 73°, find m∠FDE.

Back

17°

Front

If m∠MKL = 83°, m∠JKL = 127°, and m∠JKM = (9x -- 10)°, find the value of x.

Back

x = 6°