count squares completely inside the circle count squares partially in the circle but divide those by 2 add both parts above.
Align the circle so that the origin of the coordinate plane is the center of the circle, find the radius, and use the area formula for circles (PI•r^2)
Count the number of little grid-blocks inside the shape.
multiply and divide by 2
A2+b2=c2
centimeter grid paper is a grid paper having many square boxes each of 1 cm.
count the grids
yes
Use the Pythagorean Theorem.
They don't. All you have there is one great circle and one great semi-circle, on the same spherical surface, that are perpendicular where they intersect. If you want a grid, you'll have to find an old 6L6GB or a 12AT7 somewhere.
i dont know
Orthographic grid paper is grid paper that allows for isometric drawings. This allows for 3 dimensional drawings, and is common for drawing construction diagrams, as-builts and such. For example, you could use this to account length, width, and elevation.
A grid, like on graph paper, has no past tense.The past tense of grid, other wise, is grit.