Triangles - Properties and Congruence - Problem Set
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Q. If the lengths of the sides of triangle ABC are 7 cm, 24 cm, and 25 cm, is it a right triangle?
Q. If triangle ABC is isosceles with AB = AC, and angle A = 40 degrees, what are the measures of angles B and C?
Q. If two angles of a triangle are 30 degrees and 70 degrees, what is the type of triangle based on its angles?
Q. In triangle ABC, if angle A = 90 degrees and AB = 6 cm, AC = 8 cm, what is the length of BC?
Q. In triangle JKL, if JK = 12 cm, KL = 16 cm, and JL = 20 cm, what type of triangle is it?
Q. In triangle PQR, if PQ = 12 cm, PR = 9 cm, and QR = 15 cm, which criterion can be used to prove that triangle PQR is not congruent to triangle STU with sides ST = 12 cm, SU = 9 cm, and TU = 14 cm?
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