Math, asked by 236523je, 5 months ago

what is the value of sec A from the adjoining figure

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Answered by chiragmaheshwari5605

0

AB²=AD²+BD²

AB²=2²+4²

AB²=4+16

AB²=20

AB=√20

AB=2√5

SEC A=AB/AD

SEC A=2√5/2

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