# What is the distance between #(-6 , (7 pi)/12 )# and #(4 , pi )#?

##### 1 Answer

Feb 17, 2016

8.03, nearly

#### Explanation:

The lengths of radii to the points are 6 and 4.

The angle in-between is

The distance between the points is

Important note:

Better define r as non-negative, for measuring angles in-between vectors. Here, the first point then becomes (6. -

In your convention ( - 6,