Q1: Which of the following triangles are always similar?

Equilateral Isosceles Obtuse

Q2: The sides of a triangle are 7, 10, and 12. Find the length of the longest side of a similar triangle whose shortest side is 21.

21 30 36

Q3: What is the sum of all the angles of a triangle?

360 160 180

Q4: The sides of a triangle are 7, 10, and 12. Find the length of the longest side of a similar triangle whose shortest side is 21.

21 30 36

Q5: How many sides does a triangle have?

4 2 3

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