Express 0.7 as a fraction

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Use the distance formula to find the distance between (-3,5) and (3,1)