Площадь прямоугольного треугольника | Desmos

При каком значении х S1=2S2?

18

Найдите сумму площадей S1 и S2.

19

В каких границах лежит сумма S1 и S2?

20

Expression 21: "S" Subscript, 1 , Baseline equals StartFraction, "a" squared Over 2 , EndFraction

equals

0.1 2 5

21

Expression 22: "S" Subscript, 2 , Baseline equals left parenthesis, 1 minus "a" , right parenthesis times StartFraction, "a" Over 4 , EndFraction

equals

0.0 6 2 5

22

Expression 23: "S" equals "S" Subscript, 1 , Baseline plus "S" Subscript, 2 , Baseline

equals

0.1 8 7 5

23

Expression 24: "a" equals 0.5

0

1

24

25

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