algebra 1 warm-ups

Algebra TEXAS StyleA1warmup1

Algebra I

Warm-Up 1

Algebra TEXAS StyleA1warmup1

1. A model airplane has a ratio of 64:3. If the actual plane has a length of 16 ft, what is the length of the model of this plane?

.16.

.9.

.4

3.

.3

11.

inD

inC

inB

inA

Algebra TEXAS StyleA1warmup1

2. If the following figure is rotated 90° clockwise, what is the location of B’?

A. (6,-2)

B. (2,-6)

C. (-6,-2)

D. (-2,6)

Algebra TEXAS StyleA1warmup1

3. Jerome is planning to paint the walls of a game room? The room measures 16 ft by 22 ft and has 8 ft ceilings. He will put 2 coats of paint on these walls. Each gallon of paint will cover 400 square feet. How many gallons of paint will he need?

A. 2

B. 3

C.4

D.5

Algebra TEXAS StyleA1warmup1

4. If this cylindrical vase were filled with water, approximately how much water would it contain?

4 in.

10 in.3

3

3

3

.503.

.251.

.126.

.63.

inD

inC

inB

inA

Algebra TEXAS StyleA1warmup1

5. If this pattern is continued, how many tiles will be in the fifth term?

A. 13

B. 15

C.16

D.21

Algebra TEXAS StyleA1warmup1

6. Triangle ABC is a dilation of triangle DEF, shown on the graph below. What is the scale factor used to create triangle ABC?

3.

2.3

1.

2

1.

D

C

B

A

Algebra TEXAS StyleA1warmup1

7. If the following figure is translated left 5 and down 2, what are the coordinates of B’?

A. (5,-2)

B. (1,4)

C. (1,0)

D. (11,0)

Algebra TEXAS StyleA1warmup1

8. A rectangle is 3 inches long and 4 inches wide. If both dimensions are doubled, what is the new area?

A. 12 sq. in.

B. 28 sq. in.

C. 24 sq. in.

D. 48 sq. in.

Algebra TEXAS StyleA1warmup1

9. Which of the following best shows x < -1.5, and y > 2?

A. L

B. M

C. N

D. P

Algebra TEXAS StyleA1warmup1

10. A rectangle is 3 inches long and 4 inches wide. If both dimensions are doubled, what is the new perimeter?

A. 12 in.

B. 14 in.

C. 28 in.

D. 56 in.

Algebra TEXAS StyleA1warmup1

Algebra TEXAS StyleA1warmup1

A1warmup1

1. C, obj 9, 8.3B2. B, obj 6, 8.6B3. C, obj 10, 8.14A4. B, obj 8, 8.8C5. C, obj 10, 8.16A6. C, obj 6, 8.6A7. C, obj 6, 8.6A8. D, obj 8, 8.10A9. A, obj 6, 8.7D10. C, obj 8, 8.10A