Предмет: Геометрия, автор: Lolimany

Найти площадь MNKL пожалуйста

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Автор ответа: svetlanavaslarionova

0

Ответ:

площадь четырехугольника найдем,применяя формулу Герона: S =√p(p-a)(p-b)(p-c),где р ролупериметр треугольника,a,b,c стороны треугольника.В треугольникеMNK p=(6+10+8)/2=24:2=12,в треугольнике MKL p=(8+35+29)/2=36

Найдем площадь MNKL: S1+S2=√12(12-6)(12-8)12-10)+√36(36-8)(36-29)(36-35)=√12•6•2

•4+√36•26•1•7=24+12√62

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