The Vertices of a Triangle Are Given

question 102

Multiple Choice

The vertices of a triangle are given. Use the distance formula to find what kind of triangle each is. A sketch of the graph might be helpful. Note: An isosceles triangle has two equal sides. An equilateral triangle has three equal sides. A right triangle satisfies the Pythagorean Theorem.
(4, 8) , (1, 6) , (5, 0)

• A) isosceles equilateral
• B) isosceles right
• C) right, not isosceles
• D) equilateral
• E) isosceles

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