Coordinate Geometry: Topics are taught in either Algebra 1 or Geometry class in 9 or 10 grade.

Question 1

A(2, 0); B(7, 0); With BC = 13, how many points C could there be to make Δ ABC a right Δ?

Accepted Answer

4

Question 2

Which point is the midpoint of line segment PQ whose coordinates are P(4, 0) and Q(0, 4)?

Accepted Answer

(2, 2)

Question 3

Which statement is NOT true about these three lines? y1 = 2x; y2 = -0.5x - 2; y3 = 2x - 2

Accepted Answer

Line y1 has no y intercept

Question 4

If a point is on the x axis, the value of its ordinate is...

Accepted Answer

0

Question 5

Which of the following points whose distance from the origin is not 5 units?

Accepted Answer

All three points are 5 units from the origin.

Question 6

If line AB is ⊥ to line CD, the slope of line AB is 0.5, what is the slope of line CD?

Accepted Answer

- 2

Question 7

The coordinates of point A are (- 1, 6.5). What quadrant is point A in?

Accepted Answer

Quadrant II

Question 8

P(2, 2),Q(7, 3),R(x, y). x,y∈Ζ. How many possible point R's are there so that ΔPQR is a rightΔ?

Accepted Answer

2

Question 9

What is the x intercept of the line whose equation is y = 3x - 6?

Accepted Answer

2

Question 10

Find the distance between point A and point B whose coordinates are (0, 6) and (- 8, 0)?

Accepted Answer

10

Question 11

P(0,2);Q(2,8);R(4,2); How many S's could there be to make a parallelogram with P, Q, R & S?

Accepted Answer

3 possible pt s to make a parallelogram with point P,Q,R,S.

Question 12

ΔABC has vertices A(-3, 0); B(0, 3); C(3, 0). What type of triangle is triangle ABC?

Accepted Answer

Right Isosceles

Question 13

Which of the following points is NOT in quadrant IV?

Accepted Answer

A (1/3, 2/3)

Question 14

ΔABC with A(x, 3), B(- 3, - 1), C(- 1, - 4). Find a value of x that would make ΔABC a right Δ.

Accepted Answer

(3, 3)

Question 15

Which line is parallel to the line whose equation is y = 2x + 3?

Accepted Answer

y = 2x - 5

Question 16

Which line is perpendicular to the line whose equation is y = 4?

Accepted Answer

x = 3

Question 17

In ΔPQR,P(2, 2),Q(7, 3),R(x, y).How many possible point R's are there so that ΔPQR is a rightΔ?

Accepted Answer

infinitely many

Question 18

Which of the following points is NOT on the line y = - 2x + 5?

Accepted Answer

(0, - 3)

Question 19

P(0,2)Q(2,8)R(4,2), In order to make a parallelogram with PQRS,the coordinates of pt S could be

Accepted Answer

S(- 2, 8), S(6, 8), and S(2, -4) only.

Question 20

What is the value of the abscissa of every point on the y axis?

Accepted Answer

0

Questions 20