Предмет: Геометрия, автор: 1nnnnnn11

Если угол CAB равен 35°,
то градусная мера дуги CnB равна

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Ответы

Автор ответа: dancingcrazy1
46
угол CAB - вписанный, значит градусная мера дуги CnB = 2•CAB= 35•2=70
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Раскройте скобки, используя правильную форму глагола. Первый тип условных предложений.

If+ Present Simple, will+ bare infinitive.
1. If the weather (to be)…………………………………….. fine next weekend, we (to go)……………………………………………. to the country.
2. I (to buy)………………………………………………tickets for the concert if you (to come) ……………………………………………………home early.
3. I (to help)…………………………………….. you tomorrow if you still (to need)……………………………………… help
4. lf my parents (not to work)…………………………………………………. on Saturday, we all (to go)………………………………………………………………………. skiing
5. Granny sometimes (not to hear)……………………………………………………….. if little Eddie (to call)……………………………………………………………………….. her.
6. If Mother (to be)……………………………………………………………. very tired tomorrow, she (to go)…………………………………………………………………. home by tram.
7. I (to be)…………………………………………………………………. always at home if you (to ring)…………………………………………………………………… me up this summer.
8. If Father (to leave)…………………………………………………………. for the south, Mother (to start)…………………………………………..preparations.
9. The children (to wear)………………………………………………………….. shorts in summer if it (to be)………………………………………………………………… hot.
10. If the days (to be)……………………………………………….. sunny in spring, we (to work) ………………………………………………………………………..in the garden.