3 years ago

Points D and E are midpoints of the sides of triangle ABC. The perimeter of the triangle is 48 units.

Mathematics

1 answer:

Kipish [7]3 years ago

7 0

9514 1404 393

Answer:

A. 2

Step-by-step explanation:

The perimeter is the sum of the side lengths:

48 = (3t +3t) +(4t +4t) +(7t +6)

42 = 21t . . . . . . . . . . . . . . . . . . . collect terms, subtract 6

2 = t . . . . . . . . divide by 21

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