Keyword Analysis & Research: why is area of circle pi r2

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is area of circle pi r2	0.83	0.6	4781	59	27
why	1.3	0.9	5199	95	3
is	0.87	0.8	2683	64	2
area	1.21	0.7	6755	29	4
of	1.24	0.9	1069	74	2
circle	0.57	0.3	1378	78	6
pi	1.03	0.3	5873	91	2
r2	1.8	0.2	1345	35	2

Keyword	CPC	PCC	Volume	Score
why is area of circle pi r2	0.17	0.5	741	13