a circle passes through the points o(0,0), a(8,4) and b(6,6). show that oa is a diameter of the circle and find the equation of the circle

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

What is the solution of the systems of equations? y=2/3x+3 x=-2