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.
(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.
Answers
Answered by
Steve
the area is just 1/2 ab
the area is just 1/2 bc sinα
the area is just 1/2 bc sinα
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