Ответ учителя по предмету Математика
шаршының периметрінің формуласы=(a+a)*2
ал мында периметр=24см , бирак кабыргасы белнисиз сондықтан біз формулага кери журемиз.
24:2=12
мында а а-ға косылып тур. бул онын 2-ге кобейтиндиси.
сондыктан оны болемиз
12:2=6
Похожие вопросы от пользователей
1.The weather in Australia is warm, so people spend a lot of time outside.Australia ns like to live in a house of their own with a garden.Families spend hours in their gardens where they grow flowers and vegetables.They also play, eat and swim if they have a swimming pool.
2.Wather sports are very popular in the country because most people live not more than eighty kilometres from the coast.So everybody tries to lesrn to swim, and surfing and sailing are popular too.Australian tennis players are often successful and win international matches.
a)R2O7
b)RO2
Я хочу в Африке…