Mathematics, 20.08.2021 14:00, kernlife

Qu. In a triangle ABC, side AB has length 10cm, side AC has length 5cm, and angle BAC = θ where θ is measured in degrees. The area of triangle ABC is 15cm^2
(a) Find the two possible values of cos θ
Given that BC is the longest side of the triangle,
(b) find the exact length of BC.

Answers: 3

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Qu. In a triangle ABC, side AB has length 10cm, side AC has length 5cm, and angle BAC = θ where θ is measured in degrees. The area of triangle ABC is 15cm^2 (a) Find the two possible values of cos θ Given that BC is the longest side of the triangle, (b) find the exact length of BC.

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Qu. In a triangle ABC, side AB has length 10cm, side AC has length 5cm, and angle BAC = θ where θ is measured in degrees. The area of triangle ABC is 15cm^2
(a) Find the two possible values of cos θ
Given that BC is the longest side of the triangle,
(b) find the exact length of BC.