Angle Relationship and Angle Postulate

Classify ∠5.

• acute
• obtuse

• straight

• right

Tags

CCSS.4.G.A.1

Classify ∠CDE.

• straight
• right

• obtuse

• right

Tags

CCSS.4.G.A.1

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

DG ⊥ DF

Tags

CCSS.7.G.B.5

If m∠3 = 73°, find m∠FDE.

DG ⊥ DF

Tags

CCSS.7.G.B.5

If m∠ABF = (7x + 20)°, m∠FBC = (2x - 5)°, and m∠ABC = 159°, find the value of x.

BC bisects <FBE.

Tags

CCSS.HSG.CO.C.9

If m∠DBC = (12x - 3)°, m∠DBE = (5x + 12)°, and m∠EBC = (3x + 13)°, find m∠EBC.

BC bisects <FBE.

Tags

CCSS.HSG.CO.C.9

If m∠FBC = (10x - 9)°, m∠CBE = (4x + 15)°, find m∠FBE.

BC bisects <FBE

Tags

CCSS.HSG.SRT.B.5

If m∠1 = (7x - 19)°, and m∠2 = (x + 5)°, find m∠2.

Tags

CCSS.7.G.B.5

If m∠1 = (6x + 25)°, and m∠4 = (10x - 11)°, find m∠1.

Tags

CCSS.7.G.B.5

If m∠4 = (3x + 7)°, and m∠5 = (9x - 43)°, find m∠UPS.

Tags

CCSS.7.G.B.5