Triangle Proportions Quiz

Question 1: In triangle ABC, if DE is parallel to BC, and AD/AB = 3/4, find the length of DE if BC = 12 units.

• 9 units

• 6 units

• 10 units

• 15 units

Question 2: If triangle PQR is similar to triangle XYZ, and PQ/XY = 2/3, find the length of QR if XY = 15 units.

• 10

• 5

• 8

• 12

Question 3: In triangle LMN, if RS is parallel to MN, and LM/RS = 5/7, find the length of MN if RS = 14 units.

• 30 units

• 18 units

• 10 units

• 24 units

Question 4: If triangle DEF is similar to triangle GHI, and DE/GH = 4/5, find the length of EF if GH = 20 units.

• 20

• 16

• 30

• 25

Question 5: In triangle JKL, if UV is parallel to KL, and JK/UV = 6/7, find the length of KL if UV = 21 units.

• 25.5 units

• 18.5 units

• 24.5 units

• 20 units

Question 6: If triangle MNO is similar to triangle PQR, and MN/PQ = 3/5, find the length of NO if PQ = 25 units.

• 10

• 15

• 20

• 25

Question 7: In triangle STU, if VW is parallel to TU, and ST/VW = 8/9, find the length of TU if VW = 27 units.

• 32 units

• 24 units

• 27 units

• 20 units

Question 8: If triangle XYZ is similar to triangle ABC, and XY/AB = 5/6, find the length of XZ if AB = 24 units.

• 20

• 10

• 15

• 30

Question 9: In triangle DEF, if GH is parallel to EF, and DE/GH = 7/9, find the length of EF if GH = 18 units.

• 10

• 32

• 25

• 14

Question 10: If triangle LMN is similar to triangle OPQ, and LM/OP = 2/3, find the length of MN if OP = 30 units.

• 20 units

• 15 units

• 10 units

• 25 units