Understanding Linear Functions and Geometry Concepts in Mathematics

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Linear Functions Geometry Coordinate Geometry Exponents Quadratic Probability Percents 10 10 10 10 10 10 20 20 20 20 20 20 30 30 30 30 30 30 40 40 40 40 40 40 50 50 50 50 50 50

What is the slope and y-intercept for the graph shown below?

C Obj 3, Ac2B

Wrong Answer BACK

Which equation is the parent function of a linear equation?

B Obj 2, Ab2A

What is the slope of the equation x = 2? A. 2 B. -2 C. 0 D. undefined

D Obj 3, Ac2A

Which graph best represents a line that is perpendicular to the equation ?

B Obj 7, Gd2B

The graph of an equation is shown at the right. If the slope of the line is tripled and the y-intercept is decreased by 1, which shows the new graph? • Line R • Line S • Line T • Line U

C Obj 3, Ac2C

The volume of a cylinder is found using the formula , where V represents the volume, r represents the radius, and h represents the height. Which is the dependent quantity? • Л • r • h • V

D Obj 1, Ab1A

The range of the function shown below is {17,26,32}, what is the domain? • {-11,-9,-6} • { -97,-79,-52} • {51,78,96} • {50,77,95}

A Obj 2, Ab2B

The area of a rectangle is A(x) = (3x – 1)(2x + 5). What is the value and meaning of A(7)? • The area is 7 when x = 0.7. • The area is 380 when x = 7. • The area is 54.3 when the width is 7. • The length of the rectangle is 19 and the area is 140.

B Obj 2, Ab4B

Which equation best represents the table shown below?

B Obj 3, Ac1C

Which equation best represents the table below?

A Obj 1, Ab1D

Which of the following has exactly 4 vertices? • Cone • Triangular pyramid • Square pyramid • Cube

C Obj 7, Ge2D

Joanne drew two parallel lines cut by a transversal and marked a pair of same side interior angles, 4 and 5. Which drawing correctly demonstrates her answer? A. C. B. D. 1 2 1 2 1 2 1 2

C Obj 6, Gb4A

The diameter of a sphere is 12 cm. If a larger sphere is made by increasing the diameter of the smaller sphere by 2 cm, about how much greater is the volume of the larger sphere than the smaller sphere? • A. 8 • B. 532 • C. 4256 • D. 1240

B Obj 8, Gf1D

The area of the isosceles right triangle shown below is 32 in2. What is the length of the hypotenuse? A = 32 in2

B Obj 6, Gc1C

Look at the figure below. The area of each triangle is 49.5 square inches. What is the area of the rectangle? • 132 square units • 231 square units • 280.5 square units • 801 square units 11 in. 30 in.

A Obj 8, G31A

A diameter of a circle has endpoints of (-7.2,-3) and (1.8,-11). What is the center of the circle? • (-6.3,2.5) • (-2.7,-7) • (-4.5,-4) • (4.5,-8.5)

B Obj. 7, Gd2C

Understanding Linear Functions and Geometry Concepts in Mathematics

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