Draw a circle, then take and draw lines across it for however many you want. circles have infinite lines of symmetry so anything works.
Answer:
6
Step-by-step explanation:
4
÷
=
÷
=
* 
= 
= 6
We need a picture of the graph
Every Triangle adds up to 180 degrees
180 - 63 = 117 | 117 - 56 = 61 so x = 61
12y + 3 = 51 so y = 4