a. -7
C. -1
your answer before the number.
1. Which of the following is NOT a formula for finding the distance between two points on the coordinate plane?
a. d=/X2-X1/
b. d=/y2-yu/
c. d= (x2-x1)-(y2-yl)? d. (x2-x1)2+(y2-yu) 2
2. A map is drawn on a grid where 1 unit is equivalent to 2 km. On the same map, the coordinates of the point
corresponding to San Rafael is (1,4).. Suppose San Quintin is 20 km away from San Rafael. Which of the following could
be the coordinates of the point corresponding to San Rafael?
a.(17,16)
b. (17,10)
c. (9,10)
d.(-15,16)
3. Let M and N be points on the coordinate plane. If the coordinates of M and N are (5,7) and (5,-4), which of the
following would give the distance between the two points?
a./7-4/
b./7-5/
c. 1-4-7/
d./-4-5/
4. Point Q is the midpoint of line segment ST. Which of the following is true about line segment ST?
a.ST=QS+QT
b. STEQS-QT
C.ST=2/QS-QT/ d. ST=2/QS+QT/
5. The distance between points M(x,5) and C(5,-1) is 10 units. What is the x-coordinate of M if it lies in the second
uadrant?
b.-3
d. 13
6. What is the distance between points D(-10,2) and E (6,, 10)?
a. 16
b. 20
c. 10/2
d. 8/5
7. Which of the following equation describes a circle on the coordinate plane with a center at (2,-3) and a radius of
units?
a.(x-2)+(y+3)2=252 b. (x+2)+(y-3)=52 c. (x-3) +(y+2) =252 d. (x-2)2+(y+3)=52
8. Which of the following would give the coordinates of the midpoint of P(-6,13) and Q(9,6)?
a. (7/2, 15/2)
b.(3/2, 19/2)
c.(-19?2,3/2)
d. (-15/2, 7/2)
9. The endpoints of a segment are (-5, 2) and (9,12), respectively. What are the coordinates of its midpoint?
a. (7,5)
b. (2,7)
c. (-7,5)
d. (7,2)
10. The coordinates of the vertices of a rectangle are W(-2,6), ((10,6), N(10,-3) and D(-2,-3). What is the length of
diagonal of the rectangle?
b.9
d. 15
11. The coordinates of the vertices of a triangle are G(-4,2), (5,-1) and T(10,8). What is the length of the segment
joining the midpoint of GT and O?
b./58
c. 3/10
d. / 108
12. The endpoints of a diameter of a circle are E(-6,8) and G(4,-2). What is the length of the radius of the circle?
8. 10/2
b.5 /2
c.2 /10
d. /10
13 What figure is formed when the points K(-2,10), L(8,8), M(6,2), and N(-4,4) are connected consecutively.
a. Trapezoid
b. parallelogram C. Square
d. rectangle
14. What is the center of the circle x’+y2-4x+6y-36=0?
a. 19,-3)
b. (3,-2)
c.(2,-3)
d. (2,-10)
15. A radius of a circle has endpoints (-4,3) and (1,-2). What is the equation that defines the circle if its center is a
the second quadrant?
ai ( 13’+y12)-50 b. (x+1)+(y-2)=50 c. (x+4)2+(y-3)2=50 d. (x-4)2+(y+3) =50
a. 7.5
C. 12
a. 2/2
Answer:
1. d 2. a 3. b 4. c 5. a 6. c 7 .b 8. a9. c 10. b 11. b 12.a 13 d 14.b 15.c
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