Помогите сделать 1-3. Created by Darina1511. matematika-ru

Помогите сделать 1-3...

July 2022 1 10 Report

Помогите сделать 1-3

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snow99 1) a = b*sina/sinb = 15*2/25 / 1/3 = 30/25 * 3 = 90/25 = 3,6

2) a = 2*Rsina = 2*21,6*5/12 = 21,6*5/6 = 3,6*5 = 18

3) p = (25+51+74)/2 = 150/2 = 75
S = sqrt(75*50*24*1) = sqrt(3*25*25*2*4*2*3) = 3*25*2*2 = 300

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