Rekha found the area of this shape as 8 × 3 + 4 × 8 = 56 sq cm. Why is her answer wrong?

Question

Accepted Answer

She counted a 4 cm × 3 cm part twice. The top bar (8 × 3) and the full-height column (4 × 8) overlap in a 4 × 3 corner. Correct: 8 × 3 + 4 × 5 = 24 + 20 = 44 sq cm, which is 56 − 12.

Rekha found the area of this shape as $8 \times 3 + 4 \times 8 = 56$ sq cm. Why is her answer wrong?

Step-by-Step Solution

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More Class 6 Area of Combined Shapes practice

Rekha found the area of this shape as 8×3+4×8=56 sq cm. Why is her answer wrong?

Step-by-Step Solution

Master this chapter in 30 minutes a day.

More Class 6 Area of Combined Shapes practice

Rekha found the area of this shape as $8 \times 3 + 4 \times 8 = 56$ sq cm. Why is her answer wrong?