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8. 2. perimeter = 20 units. 7 mi. 5 mi. 5 mi. 4 mi. 21 mi. 7 mi + 5 mi + 4 mi + 5 mi =. 5 yd. 5 yd. 5 yd. 5 yd. 5 yd. 5 yd. 5 yd. 5 yd. 5 yd + 5 yd + 5 yd + 5 yd + 5 yd + 5 yd + 5 yd + 5 yd = . 40 yd. 10 cm. 6 cm. 8 cm. 6 cm + 10 cm + 8 cm =. 24 cm. area.
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8 2 perimeter = 20 units
7 mi 5 mi 5 mi 4 mi 21 mi 7 mi + 5 mi + 4 mi + 5 mi =
5 yd 5 yd 5 yd 5 yd 5 yd 5 yd 5 yd 5 yd 5 yd + 5 yd + 5 yd + 5 yd + 5 yd+ 5 yd + 5 yd + 5 yd = 40 yd
10 cm 6 cm 8 cm 6 cm + 10 cm + 8 cm = 24 cm
area the space within a region
10 square units 12 12 square units
10 square units 12 12 square units 4 square units
5 units 2 units 10 square units 2 × 5 = 5 + 5 = 5 × 2 = 2 + 2 + 2 + 2 + 2 = 10 square units
Mr. James needs to replacethe tile on his kitchen floor.His kitchen measures 12 feet long and 9 feet wide. How much tile does Mr. James need to buy? Mr. James needs to replacethe tile on his kitchen floor.His kitchen measures 12 feet long and 9 feet wide. How much tile does Mr. James need to buy?
108 square feet 9 ft 12 ft
12 + 12 + 12 + 12 + 12+ 12 + 12 + 12 + 12 = 9 ft 108 square feet 12 ft
9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = 9 ft 108 square feet 12 ft
12 × 9 = 108 square feet 9 ft 12 ft
9 × 12 = 108 square feet 9 ft 12 ft