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Proofs Using Coordinate Geometry – Practice 01

1. When proving a quadrilateral is a parallelogram using the slope formula, you must find:

Question 1 of 10

2. Which formula can be used to prove triangle ABC is isosceles?

Question 2 of 10

3. Given: \overline{AD} \cong \overline{BC}, what are the coordinates for Point C (without using new variables)?
A (-x,0) B (x,0) C (?,?) D (-y,-z)

Question 3 of 10

4. Which theorem can be used to prove \triangle ACD \cong \triangle CAB?

Question 4 of 10

5. Which parallelogram theorem can be proved using the midpoint formula?

Question 5 of 10

6. To prove a triangle is a right triangle, which formula can you use?

Question 6 of 10

7. Which formula(s) would you use to prove the quadrilateral below is a trapezoid, but not an isosceles trapezoid?

Question 7 of 10

8. Is the quadrilateral an isosceles trapezoid?

Question 8 of 10

9. Which formula(s) can be used to prove the median of an isosceles triangle is perpendicular to the base?

Question 9 of 10

10. The midpoint of the hypotenuse of a right triangle is equidistant from the three vertices.

If this statement is true, what is that distance?

Question 10 of 10


 

 

 

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