If m (step by step please)

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?

The distance from the sun to earth is about 1.5×10 to the 11th m suppose light travels at a speed of 3×10 to the 8th m per second about how long does it take light from sun to reach earth

Draw a shape pattern that follows the rule that shapes go back and forth between three sides and zero sides