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Step by step solution Math 20-1 Sir Winston Churchill Example 2: Given triangle ABC in which a = 20 cm , b = 10 cm

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Math 20-1 Sir Winston Churchill Example 2: Given triangle ABC in which a = 20 cm , b = 10 cm , c = 12 cm , determine the area of the triangle, correct to the nearest tenth of a square centimetre. 12 + 2- g2 COSA = 26 6 62 +02-GR 20 10 6 . h = Area COSA Z 26 ( 10) COSA = 136 - 92 A 12. 8 120 = Area 2

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