Enter Title

1-guruh

100

Tomonlari 12 sm va 15 sm, ular orasidagi burchagi 60° bo‘lgan uchburchak yuzini toping.

Javob:

453 sm245\sqrt{3} \text{ sm}^2453 sm2

200

2*9

18

2-guruh

100

1+2=

3

200

25+6

31