A.1

A.2

A.3

A.4

A.5

A.6

A.7

A.8

A.9

A.10

B.1

B.2

B.3

B.4

B.5

Please write your question in english

1.

2.

3.

4.

5. Problem illustration

5.Answer

6.

6. Corect Answer

7.

8.

9.

10.

Please introduce iMath to your classmates

Okay, i will 🙂

1-a

1-b

1-c

2.2-1 Greater than right angle 2.2-2. Less than right angle 2.2-3. Right angle 2.2-4. 360-240=120. Greater than right angle

2.3. x+40 = 180 because is straight line x=140

Please introduce iMath to your classmates

18

Please introduce iMath to your classmates

Septagon is another name of Heptagon

Heptagon