Community of teaching and learning mathematics via daily math&geo questions.

İstanbul, Türkiye
Joined May 2017
Swap the positions of two balls inside the boxes so that the sums of the numbers in the boxes are equal.
1
2
1
6
1,428
Be precise
1
19
1,441
It is very interesting and magnificent.
2
12
1,500
Stop and solve
6
2
12
3,956
Stop and solve
462
257
105
3,816
2,154,690
It is so beautiful
5
17
2
129
6,139
Brain exercise. Solve in 10 seconds.
17
3
1
38
9,415
Area of blue and yellow are equal. What is the equation of line d?
13
3
41
5,442
Area of rectangle?
32
6
64
14,997