6th Grade Math Textbook, Progress
Relate Customary and Metric Units 13-7 Find the missing value to complete each proportion. a.1 mile (mi) : 1.61 kilometers (km) ...
Rename each unit of measure. Round to the nearest hundredth. Use the table on page 460 to help you. 12 in. cm 3. 12 yd m 4. 2 ...
Update your skills. See page 25. Perimeter 13-8 Rita uses 54.6 m of fencing to enclose a play area for her dogs. The play area i ...
Find the perimeter of each polygon. Rectangle 5. Square 6. Regular heptagon 23.2 cm s 27 ft s45 in. w8.6 cm ...
Update your skills. See page 25. Area of Rectangles and Squares 13-9 What is the area of a square mirror What is the area of a w ...
Use formulas to find the areas. Estimate to help. Find the total area of 8 rectangular 9. How many 4-in. ...
Area of Triangles and Parallelograms 13-10 Robin discovered the area formulas for triangles and parallelograms using the area of ...
Area of Triangle Base Height Area 10 ft 5 ft? 8.4 m 5.1 m? 5 ^12 yd 9 yd? Area of Parallelogram Base Height Area 4 cm 6 cm? 8. ...
468 Chapter 13 Area of Trapezoids 13-11 Two congruent trapezoids put together, as in the figure below, form a parallelogram. Not ...
Find the area of each trapezoid. Danica makes a quilt in the shape of a trapezoid. The longer base is 15 ft ...
Circumference 13-12 The distance around a circle is called the circumference (C) of the circle. Lynn uses a string to measure ar ...
Use the Fractional Value for You can use the fraction ^272 as an approximate value for to find the circumference of a circl ...
Area of a Circle 13-13 You can use the formulas for circumference of a circle and area of a parallelogram to help you find the f ...
Find the area. Use 3.14 or^272 for.Estimate to help. r3 in. 5. r10 cm 6.r7 km 7. r14 m d40 yd 9. d35 mm 10.r ...
Surface Area of Cubes, Rectangular Prisms, and Cylinders 13-14 The surface area of a solid figure is the sum of the areas of all ...
Find the surface area of each cube. e15 in. 6. e8 m 7. e2.1 cm 8. e 1 . 1 3 yd Find the surface area of eac ...
Surface Area of Pyramids and Triangular Prisms 13-15 To find the surface area of a square pyramid: Open the pyramid to form its ...
Find the surface area of each figure. Randolph makes a doorstop in the shape of a pyramid. The base of the ...
Volume of Prisms 13-16 The volume of a solid figure is the number of cubic units that it contains. The cubic units may be cubic ...
Find the volume of each cube. e4 in. 5. e0.7 dm 6. e 1 ^12 ft Find the volume of each rectangular prism. ...
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