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Most of the sailboats have two sails, th...

Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area of each sail of the sail boats to the nearest tenth.

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  14. Find the area of the following fields. All dimensions are in metres.

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  15. Find the area of the shaded portion in the following figures.

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  16. Find the area of the shaded portion in the following figures.

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  17. Find the area of the shaded portion in the following figures.

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  18. Find the area of the shaded portion in the following figures.

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  19. Find the area of the shaded portion in the following figures.

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  20. Find the area of the shaded portion in the following figures.

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