Предмет: Математика, автор: lizamakarewitch

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Автор ответа: xacku2020

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Медиана к гипотенузе это радиусописанной окружности и центр на середине гипотенузы⇒ гипотенуза АВ=10см.

СР-биссектриса . По теоремео биссектрисктреугольника АС:АР=ВС:ВР ⇒

АС:ВС=АР:ВР ⇒ АС:ВС=4/3 , АС=4/3*ВС

По Пифагору АС²+ВС²=10²

16/9*ВС²+ВС²=100

25/9*ВС²=100

ВС=√100*9/25=6см ⇒АС=4/3*6=8 см

S=1|2*6*8=24 см².

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1 2 3 4 5 6

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seen by

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a b c d e

1

2

3

4

1 C

2

3

4

5

6

7

8

9

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