2 years ago

Find the value of x that makes Triangle DEF~ triangle XYZ.

Mathematics

1 answer:

BartSMP [9]2 years ago

8 0

Answer:

x = 4

Step-by-step explanation:

DE / XY = EF / YZ

5 / 10 = 2x-1 / 14

cross-multiply:

10(2x-1) = 14(5)

20x - 10 = 70

20x = 80

x = 4

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