Geometry - TEST

The slope of the line containing the points (-2, 3) and (-3, 1) is

2

If the point (a, 7) lies on the graph of the equation 5x - y = 8, then a=

3

If the equation of a circle is (x + 4) 2 + (y - 6) 2 = 25, its radius is

5

The midpoint of A (-4, 2) and B(8, 5) is

(2, 7/2)

Point (0, 6) lies on the

y-axis

The distance between A (-4, 2) and B(4, 2) is.

8

If the equation of a circle is (x + 4) 2 + (y - 6) 2 = 25, its center point is

(-4, 6)

Choose the correct graph that illustrates the equation by clicking on the image. {( x , y ): -1 x 3

The two solid lines going up and down

The equation of circle having a diameter with endpoints (-2, 1) and (6, 7) is

(x - 2)² + (y - 4)² = 25

A scalene triangle has symmetry with respect to a line containing a median of the triangle.

False

Point (-5, 5) lies in Quadrant

II

Indicate the equation of the line through (2, -4) and having slope of 3/5.

3x - 5y = 26

The slope of a line that is perpendicular to a line whose slope is -2/7 is

7/2

A trapezoid has symmetry with respect to the median of the trapezoid.

False

If the equation of a circle is (x - 2) 2 + (y - 6) 2 = 4, it passes through point (5, 6).

False

In the figure, M and N are midpoints of RT and ST. What is the length of MN?

b - a

Indicate the equation of the line that is the perpendicular bisector of the segment with endpoints (4, 1) and (2, -5).

x + 3y = -3

The equation of the line through point (-5, 0) and parallel to the y-axis is

x = -5

Any line with an undefined slope is parallel to the

y-axis

A circle has all three types of symmetry.

True

A parallelogram has symmetry with respect to the point of intersection of its diagonals.

True

An equilateral triangle has symmetry with respect to a line containing an altitude of the triangle.

True

Tell if the slope is positive, negative, zero, or no slope.

UNDEFINED