To do triangle math on "Brain Age" when there are four numbers on top of the screen, a person has to draw a triangle, then draw a vertical line straight down the middle. Each triangle then shares the line in the middle.
Depends on the orientation of the triangle.
The vertical axis in a plane coordinate graph
The vertical axis in a plane coordinate graph
An isosceles triangle has 1 vertical line of symmetry
An isosceles triangle
Three
3
The sign for a vertical angle is......(I don't know actually >.
Figure it out yourself
triangle
we get a triangle