MCA 6 Geometry Practice

Angle X is supplementary to angle Y. What is the measure of angle X? (L. I)

Answer explanation

Supplementary Angles have to add up to 180

112 + 68 = 180

Or...

180 - 68 = 112

Cathy needs 24 ounces of nuts for a cooking class. How many pounds of nuts does Cathy need?
(1 pound = 16 ounces) (L.I)

• 1 pound

• 1 1/2 pounds

• 2 pounds

• 2 1/2 pounds

The main rotating blade on top of a helicopter makes about 450 rotations per minute. How many rotations does the blade make per second? (L.I)

Answer explanation

450 rotations ÷ 60 seconds = 7.5 rotations

Answer explanation

180 is the total degrees any triangle has. With that knowledge you can....

180 - (60 + 90) = 30

A teacher draws angles. What is the value of w? (L.I)

The map shows Blackduck Lake in Minnesota. The lake covers about 2,600 acres. Which measurement is closest to the total area shown in the map? (LII)

• 7800 acres

• 15600 acres

• 23400 acres

• 39000 acres

Answer explanation

9 * 2600 = 23,400

Tom makes a row of concrete blocks that is 35 feet long. Each block is 1 foot 3 inches long. How many blocks does he use? (L.II)

Answer explanation

35 feet = 420 inches, 1 foot 3 inches = 15 inches, 420 ÷ 15 = 28 blocks

Milk that spilled on a tiled kitchen floor formed a puddle as shown in the diagram. What is the approximate area of the puddle of milk on the tiled floor? (L. II)

• 27 square inches

• 34 square inches

• 40 square inches

• 63 square inches

Answer explanation

4.5 * 7.5 = 33.75

A student plans to drink 64 fluid ounces of water each day for 5 days. Which measurements represent the amount of water the student will drink in 5 days?

Select the measurements you want to choose. (L. II)

• 2.5 gallons

• 10 gallons

• 20 pints

• 20 quarts

• 40 cups

Answer explanation

2.5 gallons because 64 ● 5 = 320 fluid ounces; 2.5 ● 128 ounces in a gallon = 320

20 pints because 64 ● 5 = 320 fluid ounces; 20 ● 16 ounces in a pint= 320

40 cups because 64 ● 5 = 320 fluid ounces; 40 ● 8 ounces in a cup = 320