Name ________________________________________ Date __________________ Class __________________
LESSON
Area of Quadrilaterals
13-1
Practice and Problem Solving: A/B
Find the area of each parallelogram.
1. 2.
________________________________________ ________________________________________
Find the area of each trapezoid.
3. 4.
________________________________________ ________________________________________
Find the area of each rhombus.
5. 6.
________________________________________ ________________________________________
Solve.
7. A desktop in the shape of a parallelogram has a base of 30 inches and
a height of 40 inches. What is the area of the desktop?
___________________________
8. A rhombus has one diagonal that is 14 centimeters long and one
diagonal that is 12 centimeters long. What is the area of the rhombus?
___________________________
9. The bases of a trapezoid are 24 feet and 16 feet. The height of the
trapezoid is 12 feet. What is the area of the trapezoid?
___________________________
Original content Copyright © by Houghton Mifflin Harcourt. Additions and changes to the original content are the responsibility of the instructor.
259
UNIT 6: Relationships in Geometry
MODULE 13 Areas and 3. 12 yd2
Polygons 4. 27.5 m2
LESSON 13-1 Reading Strategies
Practice and Problem Solving: A/B 1. Use the formula A = bh.
1. 288 ft2 2. Substitute 10 for b; Substitute 4 for h.
2. 45 m2 3. 40 cm2
1
3. 34 in2 4. Use the formula h(b1 + b2).
2
4. 8 ft2 5. Substitute 4 for h, 6 for b1, and 8 for b2.
5. 27 cm2 Add the lengths of the bases.
6. 108 in2 6. 28 in2
7. 1,200 in2 Success for English Learners
8. 84 cm2 1. No, the lengths of the bases get added
9. 240 ft2 together before any other operation is
completed. The order in which you add
Practice and Problem Solving: C the lengths of the bases will not change
1. 38 m2 the sum of the bases.
2. 60.2 in2 2. Separate the trapezoid into two triangles
3. 47.6 cm 2 and a rectangle. Find the area of each
part and add the areas together.
4. 144 ft2
3. 26 cm2
5. 26 in2
6. 36.75 ft2 LESSON 13-2
7. 0.56 yd2 Practice and Problem Solving: A/B
8. 686 cm2 1. 20 cm2
Practice and Problem Solving: D 2. 25 in2
1. 60 m2 3. 50 yd2
2. 32 in2 4. 7 ft2
3. 39 cm2 5. 20 ft2
4. 30 yd2 6. 1.5 in2
5. 40 ft2 7. 6 ft2
6. 27 cm2 8. 26 in2
7. 4,500 cm2 Practice and Problem Solving: C
8. 75 in2 1. 17.55 yd2
9. 25 yd2 7 2
2. 8 ft
Reteach 16
1. 96 m2 3. 5 m2
2. 48 ft2 4. 8 in2
Original content Copyright © by Houghton Mifflin Harcourt. Additions and changes to the original content are the responsibility of the instructor.
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