3 years ago

If B is the midpoint of AC, solve for x, and find the lengths of AB, BC, and AC.

Mathematics

1 answer:

makvit [3.9K]3 years ago

7 0

Answer:

49, 49 , 98

Step-by-step explanation:

AC = AB + BC = 2AB

3x - 31 = 2(x+6)
3x - 31 = 2x + 12
3x - 2x = 12 +31
x = 43

AB= BC = x + 6 = 43 + 6 = 49

AC = 2AB = 2* 49 = 98

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