PSAT Math : How to find the length of the side of a 45/45/90 right isosceles triangle

Study concepts, example questions & explanations for PSAT Math

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Example Questions

Example Question #21 : Isosceles Triangles

What is the area of a square that has a diagonal whose endpoints in the coordinate plane are located at (-8, 6) and (2, -4)?

Possible Answers:

50√2

50

100

100√2

200√2

Correct answer:

100

Explanation:

Square_part1

Square_part2

Square_part3

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