3 years ago

The triangle below is isosceles. If ∠C≅∠B, then what is BC, in units?

1 answer:

6 0

BC = 10 units

If B and C are the base angles than AB and AC are congruent so set them equal to each other to solve for x. You get x = 2. Plug the 2 into the 3x+4 to get 10

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