Answer:
PERIMETER, AREA and VOLUME
Rectangle
8. L = 6cm, W= 7cm
Perimeter = 2 (L + W) = 2 (6cm + 7cm) = 26cm
Area = L x W = 6cm x 7cm = 42cm²
9. L = 15m, W= 2m
Perimeter = 2 (L + W) = 2 (15m + 2m) = 34m
Area = L x W = 15m x 2m = 30m²
10. L= 6km, W= 16km
Perimeter = 2 (L + W) = 2 (6km + 16km) = 44km
Area = L x W = 6km x 16km = 96km²
11. L= sum of 5m and 8m, W difference between 10m and 5m
L = 5m + 8m = 13m
W = 10m - 5m = 5m
Perimeter = 2 (L + W) = 2 (13m + 5m) = 36m
Area = L x W = 13m x 5m = 65m²
12. L = 12-3 m, W=5+12m
L = 12m - 3m = 9m
W = 5m + 12m = 17m
Perimeter = 2 (L + W) = 2 (9m + 17m) = 43m
Area = L x W = 9m x 17m = 153m²
13. L = 5km, W=45 km
Perimeter = 2 (L + W) = 2 (5km + 45km) = 100km
Area = L x W = 5km x 45km = 225km²
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Answers & Comments
Answer:
PERIMETER, AREA and VOLUME
Rectangle
8. L = 6cm, W= 7cm
Perimeter = 2 (L + W) = 2 (6cm + 7cm) = 26cm
Area = L x W = 6cm x 7cm = 42cm²
9. L = 15m, W= 2m
Perimeter = 2 (L + W) = 2 (15m + 2m) = 34m
Area = L x W = 15m x 2m = 30m²
10. L= 6km, W= 16km
Perimeter = 2 (L + W) = 2 (6km + 16km) = 44km
Area = L x W = 6km x 16km = 96km²
11. L= sum of 5m and 8m, W difference between 10m and 5m
L = 5m + 8m = 13m
W = 10m - 5m = 5m
Perimeter = 2 (L + W) = 2 (13m + 5m) = 36m
Area = L x W = 13m x 5m = 65m²
12. L = 12-3 m, W=5+12m
L = 12m - 3m = 9m
W = 5m + 12m = 17m
Perimeter = 2 (L + W) = 2 (9m + 17m) = 43m
Area = L x W = 9m x 17m = 153m²
13. L = 5km, W=45 km
Perimeter = 2 (L + W) = 2 (5km + 45km) = 100km
Area = L x W = 5km x 45km = 225km²