II. Solve for the volume. (2pts each) 1. r= 2 cm h = 9 cm I= 5 m w = 8 m h = 12 m V = 2. r=3 m V = 5. r= 10 cm h = 15 cm V= th 3. Cornetu r= 6 cm h = 7 cm V=
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Answer:
1) V=πr²h
=(3.14) (2²) (9)
=113.04 cm³
2) V=4/3×πr³
=4/3×3.14×3³
=4/3×3.14×27
=4/3×84.78
=113.04 m³
3) V=⅓ Bh or ⅓ πr²
=⅓ (3.14)×6×6×7
=⅓ 3.14×36×7
=⅓ (3.14×252)
=⅓ (791.28)
=263.76 cm³
4) V=⅓ Bh or ⅓ (l.w.h) .=×
=⅓ (5×8) (12)
=⅓ (40) (12)
=⅓ (480)
=160 m³
5) V=πr²h
=(3.14) (10²) (15)
=4710 cm³
Step-by-step explanation:
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