Grade 8 - 5.1 Practice

Name a right angle.

• <AEB
• <AEF
• <AEC
• <CEF

Name an acute angle.

• <AEB
• <AEF
• <AEC
• <CEF

Name an obtuse angle.

• <AEB
• <AED
• <AEC
• <CEF

Name a pair of complementary angles.

• <AED & <DEF
• <AEB & <BEC
• <AEC & <CED
• <FEC & <CEA

Name a pair of supplementary angles.

• <AED & <DEF
• <AEB & <BEC
• <AEC & <CED
• <FEC & <CEA

If m<1 = 120, find m<3

• 120
• 30
• 60
• x

If m<2 = x, find m<4

• 120
• 30
• 60
• x

If m<3 = 110, find m<2

• 110
• 70
• 40
• x

If m<4 = 65, find m<1

• 115
• 65
• 25
• x

Acute angle - an angle that is ______ a 90 degree angle.

• more than
• less than
• equal to
• none of the above

Tags

CCSS.4.G.A.1