In triangle PQR, PQ(vector) = 4i + j, PR(vector) = 6i 8j. a. Find the size

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In triangle PQR, PQ(vector) = 4i + j, PR(vector) = 6i − 8j.

a. Find the size of ∠QPR, in degrees, to one decimal place.

b. Find the area of triangle PQR.

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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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In triangle PQR, PQ(vector) = 4i + j, PR(vector) = 6i 8j. a. Find the size

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P R

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To solve this problem we can use vector properties and trigonometry a To find ...View the full answer

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

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