The diagram shows triangle ABC, with AB 5 cm, BC (2x 3) cm, CA (x 1) cm and ABC 60 a Show that x satisfies the equation x 2 8x 16 0 b Find the value of x c Calculate the area of the triangle, giving your answer to 3 significant figures A 5 cm B 60 (x 1) cm (2x 3) cm C...

To solve this problem well use trigonometry and some properties of triangles a Show that x satisfies the equation x2 8x 16 0 In triangle ABC we have a ...

The diagram shows triangle ABC, with AB = 5 cm, BC = (2x 3) cm, CA

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The diagram shows triangle ABC, with AB = 5 cm, BC = (2x − 3) cm, CA = (x + 1) cm and ∠ABC = 60°.

a. Show that x satisfies the equation x² − 8x + 16 = 0.

b. Find the value of x.

c. Calculate the area of the triangle, giving your answer to 3 significant figures.

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

ISBN: 9781292183398

1st Edition

Authors: Greg Attwood

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Question Posted: Jul 16, 2023 12:22 AM

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The diagram shows triangle ABC, with AB = 5 cm, BC = (2x 3) cm, CA

Question:

A 5 cm B 60° (x + 1) cm (2x - 3) cm C

Step by Step Answer:

To solve this problem well use trigonometry and some properties of triangles a Show that x satisfies the equation x2 8x 16 0 In triangle ABC we have a...View the full answer

Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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