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secondary 3 | E Maths
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Need help for Q2
Date Posted: 6 years ago
Views: 474
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a) use Trigonometry, sine rule or cosine rule. (sin a)/A = (sin b)/B or C^2 = A^2 + B^2 - 2AB cos(c)
b) use the sine formula for triangle
(1/2)AB sin(c)
c) once you solved b, you can go ahead with the primary school triangle formula
Area = (1/2) x base x height
where you are finding the height
b) use the sine formula for triangle
(1/2)AB sin(c)
c) once you solved b, you can go ahead with the primary school triangle formula
Area = (1/2) x base x height
where you are finding the height
Date Posted:
6 years ago
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