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Asked by Charlie

Calculate the area of the following triangles, giving your answers to 2 decimal places:

(a) The right-angled triangle with sides a=16, b=63, and c=65.

(b) The triangle with angle α = 40° and adjacent sides b=10 and c=20.
8 years ago

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Answered by Steve
the area is just 1/2 ab

the area is just 1/2 bc sinα
8 years ago
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Calculate the area of the following triangles, giving your answers to 2 decimal places:

(a) The right-angled triangle with sides a=16, b=63, and c=65.

(b) The triangle with angle α = 40° and adjacent sides b=10 and c=20.

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