Find the area of the composite shape. 1,323 cm squared 1,209 cm squared 955.5 cm squared 1,029 cm squared

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Mani Ratna asked Apr 22, 2022

385,899 views

15 votes

Find the area of the composite shape.

1,323 cm squared
1,209 cm squared
955.5 cm squared
1,029 cm squared

Find the area of the composite shape. 1,323 cm squared 1,209 cm squared 955.5 cm squared-example-1

Mathematics
high-school

Mani Ratna asked Apr 22, 2022

by Mani Ratna

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1 Answer

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Answer:

4. A = 1029 cm²

Steps:

A = (35×21)+(21+2×3.5)×21/2

A = 735 + (21+7)×21/2

A = 735 + 28×21/2

A = 735 + 588/2

A = 735 + 294

A = 1029 cm²

Jim Noellsch answered Apr 27, 2022

by Jim Noellsch

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4. A = 1029 cm²

A = 1029 cm²

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