Review. tocitic 1(1. Based on the information in the chart, 1 pound equals. B 0.83 kilograms. D 2.2 kilograms. B 7.8 ft. D 54.0 ft

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1 Review tocitic ri Reporting Category 3 z.\ Geometry and Measurement 1(1 7.4E: Convert between measurement systems, including the use of proportions and the use Standard) / Exercise 1 rates (Supporting This page may not be reproduced. Note: Conversion rates are approximate. 1. An airline displays a chart like the one below to show the maximum weights for luggage, in pounds and kilograms. Maximum Luggage Allowances ag Type Number of Pounds Number of Kilograms Carry On 20 9 First Checked ag Second Checked ag ased on the information in the chart, 1 pound equals A 0.45 kilograms 0.83 kilograms C 1.8 kilograms D 2.2 kilograms 3. Chandra bought a 2-liter bottle of juice. She knows that 1 liter equals about 33.8 fluid ounces. How many 8-ounce glasses can Chandra completely fill using the 2 liters of juice? A 2 4 C 6 D 8 4. A recipe calls for 5 ounces of shredded cheese. A chef has a scale that measures only in grams, but he knows that 1 ounce equals 28.3 grams. Which expression can the chef use to find the number of grams in 5 ounces? A C D 1 oz x 28.3 g 5 oz 5 oz x 28.3 g 1 oz 28.3 oz x 1 g 5 oz 5 oz x 1 g 28.3 oz 2. At a middle school, the long jump record is 4.5 meters. If 1 meter equals 3.3 feet, what is the school's long jump record in feet? A 1.36 ft 7.8 ft C ft D 54.0 ft 102 STAAR MASTER' Student Practice ook Math, Grade 7 ECS Learning Systems, Inc.

2 Geometry and Measurement Exercise 2 7.4E: Convert between measurement systems, including the use of proportions and the use of unit rates (Supporting Standard) Note: Conversion rates are approximate. 1. A car travels at a rate of 120 kilometers per hour. If 1 mile equals 1.6 kilometers, which equation could be used to find the number of miles the car travels per hour? A C D 120 km 1.6km 120 km I km 1.6km 1 mi 1.6 km 1 mi I mi 1.6 mi 120 km 120 Ian 2. A large 'measuring cup can hold 2.5 pints of liquid. If 1 pint equals milliliters, how many milliliters of liquid can the cup hold? Then fill in the bubbles. e sure 3. While in Canada, Renita bought a souvenir that is 14.5 centimeters long. She knows that 1 inch equals 2.54 centimeters. What is the length of the souvenir in inches? A 0.18 in in. C in. D in. 4. When adding chemicals to swimming pools, a maintenance company uses the chart below to convert between liters and gallons. Corresponding Amounts in Liters and Gallons Number of Liters Number of Gallons ,-) peonpadei aq lou Aew ed situ (DO ased on the information in the chart, what is the unit rate used to convert liters to gallons? A C D 0.01 gal 1L 0.26 gal 1 L 3.8 gal 1L 38.0 gal 1L ECS Learning Systems, Inc. STAAR MASTER Student Practice ook Math, Grade 7 103

3 Geometry and Measurement Exercise : Determine the circumference and area of circles (Readiness Standard) Note: Use 3.14 for 7C. (7.1A; 7.1; 7.1F) 1. Freyda has a circular rug with a radius of 120 centimeters. The fringe on the outside edge of the rug needs to be replaced. What is the approximate amount of fringe Freyda will use, to the nearest centimeter? A 367 cm 377 cm C 754 cm D 764 cm (7.1A; 7.18; 7.1F) 2. Josh tiled a circular tabletop with a 30-inch diameter. How many square feet of tile did he use to the the tabletop? Then fill in the bubbles. e sure 0 G C) (7.1A; 7.1; 7.1F) 3. Nigel has a square sheet of construction paper with edges that are 25 centimeters long. He wants to cut the largest possible circle from the construction paper. To the nearest whole centimeter, the largest possible circle will have an area of. A 39 cm2 79 cm 2 C 491 cm2 D 1,963 cm 2 (7.1A; 7.1; 7.1F) 4. If a wheel has a diameter of 35 inches, what is the area of the wheel to the nearest foot? Then fill in the bubbles. e sure O 0 0 O o ECS Learning Systems, Inc. STAAR MASTER Student Practice ook Math, Grade 7 127

4 Geometry and Measurement Exercise C: Determine the area of composite figures containing combinations of rectangles, squares, parallelograms, trapezoids, triangles, semicircles, and quarter circles (Readiness Standard) 1. rian raked all of the leaves in his yard. The area he raked is shaded below. 150 ft How many square feet did rian rake in the yard? A 2,970 ft2 8,280 ft2 C 11,250 ft2 D 14,220 ft2 2. Garth is making a birdhouse. He draws the pattern for one side of the birdhouse on a piece of wood, as shown below. 75 ft 3. An elementary school principal plans to purchase gravel for the playground. The sandbox and the swing set area will NOT have gravel. The dimensions for the playground are shown below. 60 ft 80 ft <t 8 ft Sandbox 10 ft Swing Set Area About how much area needs to be covered with gravel? A 3,496 ft2 4,438 ft2 C 4,689 ft2 D 4,721 ft2 This page may not be reprod uced in. 10 in. What is the area of the shaded portion above? A 20 in. 2 C 100 in in. 2 D 240 in. 2 ECS Learning Systems, Inc. STAA MASTER' Student Practice ook Math, Grade 7 131

5 Geometry and Measurement Exercise D: Solve problems involving the lateral and total surface area of a rectangular prism, rectangular pyramid, triangular prism, and triangular pyramid by determining the area of the shape's net (Supporting Standard) (7.1A; 7.18, 7.1D) 1. Shauna bought a flat cardboard box and folded it to make a gift box with the dimensions shown below. (7.1A; 7.18; 7.1F) 3. The rectangular aquarium shown in the diagram below is 20 inches long and 12 inches wide. The aquarium is 15 inches high. This page may not be reproduced. How much cardboard did Shauna use to make the box? A 162 in in. 2 C 348 in. 2 D 360 in. 2 (7.1A; 7.1; 7.1D; 7.1F) 2. Caleb bought fabric to make a tent in the shape of a triangular prism, as shown below. What is the total amount of glass used to make the 5 faces of the aquarium? A 188 in. 2 1,200 in. 2 C 1,440 in. 2 D 3,600 in. 2 (7.1A; 7.1; 7.1F) 4. A wooden building has the shape of a rectangular pyramid. The building's base is 100 meters long and 50 meters wide. The height of each triangular face is 40 meters. How much wood was used to make the entire building? 6 ft If he needed fabric for all sides of the tent, including the bottom, how much fabric did Caleb buy? A 33,000 m 2 13,000 m2 C 11,000 m2 D 6,000 m2 A 128 ft2 132 ft2 C 144 ft2 D 152 ft2 132 STAAR MASTER Student Practice ook Math, Grade 7 ECS Learning Systems, Inc.

6 Geometry and Measurement Exercise D: Solve problems involving the lateral and total surface area of a rectangular prism, rectangular pyramid, triangular prism, and triangular pyramid by determining the area of the shape's net (Supporting Standard) (7.18; 7.1D; 7.1F) 1. Karen has the net for a rectangular prism, as shown below. 2. Joseph made a square pyramid using the net shown below. 6 cm 10 cm This page may not be reproduced. 2 cm I t 2 cm If Karen folds the net to make the rectangular prism, what will the surface area of the prism be, in square centimeters? Then fill in the bubbles. e sure G If Joseph wants to paint the entire surface area of the square pyramid, he will need enough paint to cover an area of A 70 in. 2 C 165 in in. 2 D 190 in Andre made game cubes using nets like the one shown below. 3 cm What was the surface area of each game cube Andre made? A 36 cm2 45 cm2 C 54 cm2 D 72 cm2 136 STAAR MASTER* Student Practice ook Math, Grade 7 ECS Learning Systems, Inc.