3 years ago

Find the area of the right triangle △DEF with the points D (0, 0), E (1, 1), and F.

Mathematics

1 answer:

xxTIMURxx [149]3 years ago

6 0

The area of the triangle is (1/2)(DE)^2*tan(60°) = (1/2)*2*√3 = √3.

Selection C is appropriate.

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