Question

What type of triangle is formed by joining the points D(7, 3), E(8, 1), and

F(4, -1)?
A.
equilateral triangle
B.
isosceles triangle
C.
right triangle
D.
acute scalene triangle
E.
obtuse scalene triangle

Answer 1

A

Explanation:

the answer is A

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Answer 2

C

Explanation: