1) Which triangle below is a scalene triangle? a) b) c) 2) Which triangle below is an isosceles triangle? a) b) c) 3) Which triangle below is an equilateral triangle? a) b) c) 4) Which statement below is NOT true about equilateral triangles? a) They have 3 angles that are the same b) All 3 sides are the same length c) 2 angels are the same and all of the sides are the same length d) It cannot have a right angle 5) Which statement below is NOT true about isosceles triangles? a) Isosceles triangles can have a right angle b) Isosceles triangles always have a right angle c) They have 2 sides that are the same length d) They have 2 angles that are the same, and one that is different 6) Which statement below is NOT true about scalene triangles? a) Its angles add up to 180° b) They can sometimes have a right angle c) All the sides and angles of a scalene triangle are different d) All the sides are a different length, but some of the angles can be the same 7) What do the lines going through the sides of the triangle mean? a) It means the triangle has sides b) It means that those sides are the same length c) It means that this triangle is an isosceles triangle 8) How do we know that this triangle is an equilateral triangle? a) It looks like one b) The sides and angles look like they are the same c) The lines going through all three sides of the triangle let us know that the sides are the same length

Finding Missing Angles

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