Name _____________________________ Date ___________________
Similar Triangles
Complete.

 1 mB EmA FAC:FD = 6:12, and ED = 156, what is the length of BC?
 2 mC FmA DThe perimeter of smaller triangle ABC is 56. The lengths of two corresponding sides on the triangles are 23 and 138. What is the perimeter of DEF?
 3 mB EThe length of the sides of ABC are 175, 203, and 210. The length of the smallest side of DEC is 50, what is the length of the longest side of DEC?
 4 mA FmB EThe length of the sides of ABC are 88, 156, and 100. The perimeter of FED is 172, what is the length of the longest side of FED?
 5 mC EmB DThe perimeter of smaller triangle ABC is 80. The lengths of two corresponding sides on the triangles are 33 and 165. One side of ADE is 105. What is the length of the corresponding side on ABC?
 6 mB EThe perimeter of smaller triangle ABC is 117. The lengths of two corresponding sides on the triangles are 44 and 220.
 7 mA FmB EThe length of the sides of ABC are 60, 74, and 78. The length of the longest side of FED is 468, what is the perimeter of FED?
 8 mB EmA DThe perimeter of smaller triangle ABC is 134. The lengths of two corresponding sides on the triangles are 48 and 240. One side of DEF is 235. What is the length of the corresponding side on ABC?
 9 mA AmC EThe length of the sides of ABC are 220, 204, and 216. The length of the smallest side of ADE is 408, what is the length of the longest side of ADE?
 10 mB EmA FThe perimeter of smaller triangle ABC is 183. The lengths of two corresponding sides on the triangles are 67 and 335.