Answers:
*Note: please check if the figures are correct since your pic is not that clear.. thanks..
1. A(rect) = l * w
= 15cm * 8cm
= 120 cm²
2. A(tri) = 1/2(bh)
= 1/2 (6cm*10cm)
= 1/2 (60cm²)
= 30 cm²
3. A(sq) = s²
= (7m)²
= 49 m²
4. A(rhom) = h*s
= 4m * 5*m
= 20 m²
5. A(cir) = r²
= 3.14(12m)²
= 3.14(144m²)
= 452.16 m²
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Answers & Comments
Answers:
*Note: please check if the figures are correct since your pic is not that clear.. thanks..
1. A(rect) = l * w
= 15cm * 8cm
= 120 cm²
2. A(tri) = 1/2(bh)
= 1/2 (6cm*10cm)
= 1/2 (60cm²)
= 30 cm²
3. A(sq) = s²
= (7m)²
= 49 m²
4. A(rhom) = h*s
= 4m * 5*m
= 20 m²
5. A(cir) = r²
= 3.14(12m)²
= 3.14(144m²)
= 452.16 m²