- Which of the following is the correct matrix representation of the Thursday movie ticket sales?

Ticket Sales for Thursday Children Adults Ticket Sales for Friday Children Adults Ticket Sales for Saturday Children Adults Regular 257 183 355 402 398 423 Matinee 135 168 242 311 376 386

2 points

- If A = and B = , find B – A.

2 points

- Matrix A has dimensions 5 x 1. Matrix B has dimensions 5 x 1. These two matrices can be multiplied.

TRUE FALSE

2 points

- Evaluate

2 points

- Evaluate

2 points

- Find the determinant for

16 0 -16 8

2 points

- Two lines that intersect have _____ solutions.

one two three four

2 points

- Does the following system of equations have a solution?
Yes No

2 points

- What is the approximate solution of the following system of equations?
(-1, 1) (-1, -1) (1, -1) (1, 1)

2 points

- Solve the following system of equations by using the substitution method.

x + y = 1

3x – y = 11

(-3, 4) (6, -5) (3, -2) Inconsistent

2 points

- Solve the following system of equations by using the substitution method.

y = 2x + 3

5x – 2y = -5

(5, 6) (1, 5) (-11, -20) Inconsistent

2 points

- Solve the following system of equations by using the elimination method.

2x – 3y = -10

3x + 5y = 4

(2, -2) (-2, 2) Inconsistent Consistent

2 points

- Solve the following system of equations by using the elimination method.

2x + 4y = 8

3x – 3y = 12

(4, 0) (0, 4) (-4, 0) (0, -4)

2 points

- Solve the following system of equations using matrices.

2x + 4y = 16

-4x – 8y = 32

(2, 2) (-2, -2) Consistent Inconsistent

2 points

- Solve the following system of equations using matrices.

4x – 2y = -6

3x – 6y = -18

(40, 90) (3, 0) (0, 3) (-6, 18)

2 points

- Acollection of dimes and quarters has a total value of five dollars andcontains 29 coins. How much of each kind of coin are there in thecollection.

15 dimes and 14 quarters 14 dimes and 15 quarters 10 dimes and 19 quarters 19 dimes and 10 quarters

2 points

- Which of the following is a solution to the following system of inequalities?

(1, 1) (-4, 0) (3, -3) (0, 5)

2 points

- The following is the solution of x – 2y > -4.

x + y ≥ -3TRUE FALSE

2 points

- Solve x + y + z = 12

2x – y – z = -6

x + 3y + 5z = 44

(4, 3, 5) no solutions (2, 4, -6) (2, 4, 6)

2 points

- Solve x + y = 6

y + z = 0

x + y – z = 4

Infinite number of solutions no solutions (8, -2, 2) (3, 3, -3)

2 points

- Kimhas $1.65 in nickels, dimes and quarters. She has 10 coins alltogether and the number of quarters is equal to the number of nickelsand dimes combined. Haw many of each coin does she have?

3 nickels, 2 dimes, 5 quarters 3 nickels, 2 dimes, 2 quarters 2 nickels, 3 dimes, 5 quarters 3 nickels, 5 dimes, 2 quarters

2 points

- Which of the following are congruent?

The opposite sides in a kite The opposite angles in a trapezoid The opposite angles in a parallelogram The diagonals in a rhombus

2 points

- YWXZ is a rhombus with diagonals that intersect at point S. Angle WSX measures Find the value of x.

26 56 34 Not enough information is given

2 points

- ABCD is a parallelogram. Angle B is equal to and angle D is equal to Find x.

12.5 15 7.5 38.75

2 points

- Triangle LMN is congruent to triangle HIJ. Angle L measures angle M measures and angle I measures 2x + 10 degrees. Find the value of x.

27.5 35 12.5 40

2 points

- Triangle ABC is congruent to triangle XYZ. Angle A measures angle B measure and angle Z measures Find the value of x.

20.5 13.67 16 10.5

2 points

- TriangleABC is similar to triangle XYZ. Side AB measures 2, side BC measures x+ 5, side CA measures x + 7, side XY measures 4 and side ZX measures 4x– 2. Find the value of x.

6.33 7.2 5 8

2 points

- TriangleDEF is similar to triangle PQR. Side DE measures 3, side EF measures 7and side FD measures 9. Side PQ measures 5x – 25 and side QR measures6x + 4. Find the value of x.

11 12 3 14

2 points

- Point C is the center of the circle. Arc AB measures 5x + 2. Angle ACB measures 3x + 14. Find the value of x.

2 8 6 20

2 points

- Point C is the center of the circle. The measure of angle ACB is 15x + 20. Arc AB measures 20x – 10. Find the measure of arc AB.

60 135 110 95

2 points

- Angle C is an inscribed angle of circle P. Angle C measures (3x + 5)° and arc AB measures (16x)°. Find x.

1 5 3 9

2 points

- Angle C is an inscribed angle of circle P. Angle C measures (16x – 1)° and arc AB measures (20x + 10)°. Find x.

1 5 3 9

2 points

- Circles M and K are congruent and QR is congruent to LN. Find x.

21 24 27 29

2 points

- Circles M and K are congruent, arc QR is congruent to arc LN and arc OP is congruent to arc VW. Find x.

3 -3 5 -5

2 points

- and are tangent to circle D. Find angle B if arc AEC measures 210°

105° 30° 285° Cannot be determined

2 points

- Find the if is equal to 51° and angle A measures 21°.

15° 93° 72° 46°

2 points

- What is the distance between P(0, 14) and Q(5, -2)?

13 14

2 points

- Find the midpoint of if P (10, 20) and Q(15, 20)?

(2.5, 0) (25, 40) (12.5, 20) (20, 12.5)

2 points

- The equation represents a __________.

parabola circle hyperbola ellipse

2 points

- What is the focus of the following graph?

(0, 6) (6, 0) (0, -6) (-6, 0)

2 points

- What is the focus of the following graph?

(-4, 2) (-7, 2) (2, -4) (2, -7)

2 points

- What is the focus of the following graph?

(2, 3) (2, -2) (2, 2) (2, 8)

2 points

- What is the equation of a parabola with a vertex at (1, -1) and a directrix y = 4.

2 points

- What is the equation of the parabola with a directrix at y = 4 and focus (0, -4).

2 points

- What is the symmetry of the following graph?

x = 2 x = -2 y = 5 y = -5

2 points

- What is the equation of the following graph?

x2 + y2 = 1 x2 + y2 = 4 x2 + y2 = 16 x2 + y2 = 17

2 points

- What is the center of the following circle?

(1, –1) (–1, 1) (1, 1) (–1, –1)

2 points

- What is the center of the following circle?

(–1, –4) (1, 4) (4, 1) (–4, –1)

2 points

- Write the equation of a circle with a center at (–4, 2) and a radius of 2.2.

(x + 4)2 + (y – 2)2 = 2.2 (x + 4)2 + (y – 2)2 = 4.4 (x + 4)2 + (y – 2)2 = 4.84 (x – 4)2 + (y + 2)2 = 4.84

2 points

- Write the equation of a circle with a center at (5, 5) and a diameter of 13.

(x – 5)2 + (y – 5)2 = 42.25 (x + 5)2 + (y + 5)2 = 169 (x + 5)2 + (y + 5)2 = 13 (x + 5)2 + (y + 5)2 = 42.25

2 points

33 mins ago

requirements*school* algebra 2*school* 12.00 Semester 2 Exam*school* Take Test: 12.00 Semester 2 Exam*account_balance* keystone

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