Formula One Formula One MathMath

Formula One Formula One MathMath

What is the total surface area in square inches of the cylinder shown below?

A. 96π in2

B. 128π in2

C. 104π in2

D. 384π in2

1

Find the slope of the line identified by the equation4x + 5y = 20.

A. 4B. 5/4C. −4/5D. −4

2

A square pyramid has the dimensions shown below. What is the volume of the pyramid in cubic feet?

A.72 ft3

B.162 ft3

C.243 ft3

D.486 ft3

3

What is the approximate length of MN when the coordinates of its endpoints are (−4, 5) and(−6, 9)?

A. 2.4 unitsB. 4.5 unitsC. 10.8 unitsD. 17.2 units

4

In the figure below, what is the length of ML in centimeters?

5

AB is the diameter of circle C. If the endpoints of the diameter are (3,

−4) and (7, 2), what are the coordinates

of the center of circle C?

A.(2, −1)B.(4, −2)C.(5, −1)D.(10, −2) 6

Which function represents the

line that contains the point(2, 12) and has a slope of

−3?

A.f(x) = −3x + 6B.f(x) = −3x + 18C.f(x) = −3x + 34D.f(x) = −3x + 38 7

Doris had a circular garden with a radius of 30 feet. She used all of

the fencing from the circular garden to enclose a square garden. The

length of each side of Doris’s square

garden was approximately —

A. 47 feetB. 94 feetC. 120 feetD. 188 feet

8

How many 2-inch cubes can be

placed completely inside a box

that is 8 inches long, 2 inches

wide, and 6 inches tall?

A. 8B. 12C. 24D. 48

9

A rectangle has a length of 4 feet and a perimeter of 14 feet. What is the perimeter of a similar rectangle with a width

of 9 feet?

A. 36 ftB. 42 ftC. 108 ftD. 126 ft 1

0

The Spurs have ordered a giant basketball balloon to place on top of the Alamodome.

The balloon will have a diameter of 24 yards.

About how much material is needed to make the balloon?

A. 1810 yd3

B. 1728 yd3

C. 3456 yd3

D. 3619 yd3 11

Which of the following represents the slope of the line that passes through the points (−1, 4) and (3, 2)?

A. −½B. ½C. 2D. −2

12

The lengths of the bases of an isosceles trapezoid are shown below. If the perimeter of this trapezoid is 32 units, what is its

area?A. 110 square unitsB. 88 square unitsC. 55 square unitsD. 44 square units

13

The owners of Neatly Packaged

Company make a cylindrical container that has the dimensions shown. What is

the approximate surface area available for the package

label?

A. 263.89 in.B. 151.19 in.C. 131.95 in.D. 115.45 in.

14

Mr. Harrison wants to calculate the cost of buying a carpet to cover his

rectangular living room floor. He knows the cost per square foot of carpet, and he knows the length, width, and height of the living room. Which geometric formula shouldMr. Harrison use to determine the cost

of the carpet he needs?

A. c2 = a2 + b2

B. A = lwC. V = BhD. P = 2l + 2w

15

The volume of a sphere is 85 π centimeters3. What is the diameter of the sphere?

13

16

What is the estimated area of the triangle?

A. 54 in.2

B. 67.5 in.2

C. 90 in.2

D. 108 in.2

12 in.

9 in.15 in.

17

Roberto ordered a 6-inch diameter pizza. Sylvia ordered a 12-inch diameter pizza. How many times greater is the area of Sylvia’s pizza than Roberto’s?

A. 2 times greaterB. 3 times greaterC. 4 times greater D. 6 times greater

18

A circle and its diameter are shown below. The value of π is the result

of which of the following ratios comparing a circle’s circumference

to its diameter?

A. C/rB. d/CC. r2/CD. C/d 1

9

The equation

h = -4.9t2 + 17t + 2.2

models the height of a stone thrown into the air, where t is in seconds and h is in meters. Determine the approximate length of time the stone is in the air. 2

0

Pedro has a gift that he would like to wrap. How much wrapping paper does he need to cover all sides of the box below?

9 in.

9 in.9 in. 2

1

At a restaurant the cost for a breakfast taco and a small glass of milk is $2.10. The cost for 2 tacos and 3 small glasses of milk is $5.15. Write and solve a system of equations that can be used to determine t, the cost of a taco, and m, the cost of a small glass of milk?

22

Alyssa is making cone shaped trees for

her Christmas model. Each tree will be

wrapped with felt except for the base.

About how much material will she need

in order to cover 6 trees?

A. 107 in.2

B. 329 in.2

C. 640 in.2

D. 2849 in.2

23

You need $396.80 to buy a new stereo. You deposit $320 into a savings account with 12% interest. How many months will it be before you have enough money for the stereo?

A. 1 monthB. 2 monthsC. 3 monthD. 4 months 2

4

An eighth grade math class is designing nets of various figures. Find the amount of paper needed to create a net of the cone with the dimensions shown.

A. 50.3 cm2

B. 113.1 cm2

C. 188.5 cm2

D. 301.6 cm2

10 cm

6 cm

25