1) An acute angle is a) an angle less than 90∘ b) an angle more than 90∘ c) an angle more than 180∘ d) an angle more than 360∘ e) 90∘ 2) An obtuse angle is a) an angle less than 90∘ b) an angle more than 90∘ c) an angle more than 180∘ d) an angle more than 360∘ e) 90∘ 3) A right angle is a) an angle less than 90∘ b) an angle more than 90∘ c) an angle more than 180∘ d) an angle more than 360∘ e) 90∘ 4) This triangle can be classified as ___________ a) Obtuse b) Acute c) Right 5) This triangle can be classified as ___________ a) Obtuse b) Acute c) Right 6) This triangle can be classified as ______________ a) Obtuse b) Right c) Acute 7) Equilateral triangles (this type of triangle) is always a) Acute b) Right c) Obtuse 8) Which color triangle shows a RIGHT triangle? a) Blue b) Yellow c) Pink d) Green 9) Which color triangle shows an OBTUSE triangle? a) Pink b) Green c) Blue d) Yellow 10) Which color triangle shows an acute triangle? a) Yellow b) Blue c) Pink and Green d) Purple 11) Which color triangle shows a RIGHT angle? a) Purple b) Red c) Orange d) Green 12) What type of triangle is this? a) Obtuse b) Right c) Acute 13) What classification of triangle is the orange and blue triangles? a) Right b) Acute c) Obtuse 14) Which color triangle is obtuse? a) Blue b) Orange c) Purple d) green 15) What is the correct name for the triangle? a) < ABC b) ⩟ ABC c) ⩟ CMA d) ⩟ JKL 16) How many right angles does this triangle have? a) 1 b) 0 c) 2 d) 3 17) How many ACUTE angles does this triangle have? a) 0 b) 1 c) 2 d) 3 18) How many acute angles does this ACUTE triangle have? a) 0 b) 1 c) 2 d) 3 19) What number of the triangle is a RIGHT angle? a) 1 b) 2 c) 3 d) 4 20) Which triangle shows an OBTUSE angle? a) ⩟ GHI b) ⩟ PQR c) ⩟ ABC d) ⩟ LMN

Go Math 10.2 Types of Triangles Quiz

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