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1 Unit 1: Pure Mathematics A

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Question 41

In triangle ABCABCABC, BC=6BC = 6BC=6 cm, AC=5AC = 5AC=5 cm and cos⁡(∠ACB)=35\cos(\angle ACB) = \dfrac{3}{5}cos(∠ACB)=53​.

a.

Find the exact length of ABABAB.

[3]
b.

Find the exact area of triangle ABCABCABC.

[3]
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1 Unit 1: Pure Mathematics A Questions

  1. A Level
  2. /Maths
  3. /1 Unit 1: Pure Mathematics A

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