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Answer:
- 400 cm³ of sticker will be needed
- 62.8 inches³ of material to make her pencil holder
Solution & Given For No. 1
Given:
Length - 20cm
Width - 4cm
height - 5cm
Solution:
V = 20cm × 4cm × 5cm
= 400cm³
Solution & Given For No. 2
Given:
Diameter - 4 inches
Height - 5 inches
Solution:
V = (3.14) (4 inches ÷ 2)² (5 inches)
= (3.14) (2 inches)² (5inches)
= (3.14) (4 inches²) (5 inches)
= 12.56 inches² (5 inches)
= 62.8 inches³
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