6. A square has sides 10 cm. A parallelogram with a base of side 8 cm and height 3 cm is cut from the square. Find the area of the remaining piece.
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Answer:
88cm²
Step-by-step explanation:
Area of square = a²
= 10²
= 100cm²
Area of parallelogram = 1/2 × b × h
= 1/2 × 8 × 3
= 12cm²
therefore,
Area of remaining part = area of square - area of parallelogram
= 100-12
= 88 cm²
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