

Начален преговор
Presentation
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Galina Ivanova
FREE Resource
6 Slides • 3 Questions
1
Draw
С какво настроение започвате часа по математика. Нарисувайте емотикон!
2
3
4
а) (y-2)2+(2y-1)(1+2y)
б) 3(x-1)2+(x+2)(x2-2x+4)
задача 1. Опростете изразите:
5
задача 2. Решете уравненията:
6
7
задача 4. Два от външните ъгли в триъгълник са 65⁰ и 138⁰. Намерете ъглите на триъгълника.
8
Multiple Choice
Ъглите на триъгълник се отнасят както 2:3:5. Средният по големина ъгъл е:
45⁰
54⁰
60⁰
75⁰
9
Multiple Select
Съществува триъгълник със страни
3 см, 4 см, 6 см
2 см, 3 см, 5 см
5 см, 2 см, 2см
3 см, 3 см, 4 см
С какво настроение започвате часа по математика. Нарисувайте емотикон!
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