# What is the distance between #(6 , (5 pi)/8 )# and #(3 , (4 pi )/3 )#?

##### 1 Answer

Feb 21, 2016

Use the Polar coordinate form of the distance formula which is :

#d^2 = r_1^2 + r_2^2 - (2 xxr_1 xx r_2 xx cos (theta_2 - theta_1 )) #

In this question let

just substitute the values into formula.