Express the following as trigonometric ratios of acute angles. a. sin 220 b. cos 325 c. tan

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Express the following as trigonometric ratios of acute angles.

a. sin 220°

b. cos 325°

c. tan 140°

d. cos(-25°)

e. tan 600°

f. sin 4π/5

g. tan 7π/4

h. cos(-11π/6)

i. tan 2π/3

j. sin 9π/4

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 27, 2021 12:58 AM

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Express the following as trigonometric ratios of acute angles. a. sin 220 b. cos 325 c. tan

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a sin 220 sin 220 360 sin 40 b cos 325 cos 325 360 cos 35 c ...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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