Step-by-step explanation:
1. Perimeter:
Given: l = 3 cm; w = 8 cm
Formula: P = 2(l + w)
Solution: P = 2[(3 + 8)cm]
Answer: P = 22 cm
Area:
Formula: A = l × w
Solution: A = (3 × 8)cm
Answer: A = 24 cm²
2. Perimeter:
Given: a = 5 m
Formula: P = 4a
Solution: P = 4(5m)
Answer: P = 20 m
Given: a = 5m
Formula: A = a²
Solution: A = (5m)²
Answer: 25 m²
3. Perimeter:
Given: l = 4 cm; w = 18 cm
Solution: P = 2[(4 + 18)cm]
Answer: P = 44 m
Given: l = 4 m; w = 18 m
Solution: A = (4 × 18)m
Answer: A = 72 m²
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Step-by-step explanation:
1. Perimeter:
Given: l = 3 cm; w = 8 cm
Formula: P = 2(l + w)
Solution: P = 2[(3 + 8)cm]
Answer: P = 22 cm
Area:
Given: l = 3 cm; w = 8 cm
Formula: A = l × w
Solution: A = (3 × 8)cm
Answer: A = 24 cm²
2. Perimeter:
Given: a = 5 m
Formula: P = 4a
Solution: P = 4(5m)
Answer: P = 20 m
Area:
Given: a = 5m
Formula: A = a²
Solution: A = (5m)²
Answer: 25 m²
3. Perimeter:
Given: l = 4 cm; w = 18 cm
Formula: P = 2(l + w)
Solution: P = 2[(4 + 18)cm]
Answer: P = 44 m
Area:
Given: l = 4 m; w = 18 m
Formula: A = l × w
Solution: A = (4 × 18)m
Answer: A = 72 m²