Coordinate Geometry

Given ABCD is a parallelogram, what are the coordinates of point C?

• (3c,b)

• (a+c,b)

• (2a-c,b)

• (a+2c,b)

ABCD is a parallelogram, so the diagonals bisect each other. What is the midpoint of the diagonals?

• (a+c,b)

• (c/2,b/2)

• ((a+c)/2,b/2)

• (a/2,b/2)

Give the most precise classification for the quadrilateral.

• parallelogram

• rhombus

• kite

• rectangle

What are the coordinates of point X?

• (5,2)

• (2,3)

• (4,4)

• (6,6)

What are the coordinates of L?

• (6,6)

• (2,5)

• (2,3)

• (5,2)

How would you plot point (7,2) correctly on the coordinate grid?

• Begin at the origin. Go up 7 units and to the right 2 units.

• Begin at the origin. Go up 2 units and to the right 7 units.

• Begin at the origin. Go to the right 2 units and up 7 units.

• Begin at the origin. Go to the right 7 units and up 2 units.

Fill in the blanks:
Point (0 , -7) lies______

• on the x-axis

• in the second quadrant

• on the y-axis

• in the fourth quadrant

x-coordinate of a point is also known as _____

• Ordinate

• Origin

• Abscissa

• Ordered pair

The point whose ordinate is 4 and which lies on y-axis is _____

• (4 , 0)

• (0 , 4)

• (1 , 4)

• (2, 4)

Name the quadrant in which the point (-5 , -4) lie

• I QUDRANT

• II QUADRANT

• III QUADRANT

• IV QUADRANT