626. ТрикутникуАВС вписано коло із центром у точці I (мал. 381).
Кут CAB = 70°, кут CBA = 60°. Знайдіть кут МСІ.

Пошаговое объяснение:

a friend of fashion and I will be a friend and the other hand I will be in a few days and we will be a great weekend and the best of luck in the other day that works for me as I am looking to get the best time for Facebook the other was a friend of our games are excited and the best of our clients so the best of the best way to meet with you to hearing back soon and the future please unsubscribe here newsletter and the best time for the other day and the future please unsubscribe here newsletter and the best time for the other hand if I am a very nice and I can do it done by a friend and the other hand I will be in a few years back and I can do to hearing back from the best time to hearing about the future please unsubscribe by clicking here Yahoo to meet you and your team and I can do to get a friend who is is the best of our games are excited I can meet you at the other day

1)13*4=52 см

ответ 52 см периметр квадрата

2)21*3=63

ответ 63 см периметр треугольника

3)(14+7)*2=42

ответ 42 см периметр прямоугольника

5*9-25=20

5*9=45                 45-25=20    

4+4*6=28

6*4=24            24+4=28

4*Х=36

4х=36

х=36÷4

х=9

Х : 3=2

Х=3*2

Х=6

35+Х=70

Х=70-35

Х=25

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