find the total surface area of a wooden block whose length is 10cm, width is 7.5cm and height is 6.2cm.
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Answer:
Length=10cm
Breadth=7.5cm
Height=6.2cm
Total Surface area = 2( lb+bh+hl)
= 2 [10×7.5 + 7.5×6.2 + + 6.2×10]
= 2 [ 75 + 46.5 + 62]
= 2 × 183.5
= 367 cm^2
Explanation:
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