why is the area of a circle pi r2

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is the area of a circle pi r2	1.68	0.7	1833	55	33
why	0.88	0.3	1806	31	3
is	1.24	0.5	3489	12	2
the	1.78	0.7	1129	28	3
area	1.9	1	4271	23	4
of	1.58	0.7	2548	48	2
a	1.92	1	4537	10	1
circle	1.19	0.9	2537	100	6
pi	1.1	0.8	8848	8	2
r2	0.29	0.9	4429	11	2

Keyword	CPC	PCC	Volume	Score
why is the area of a circle pi r2	0.97	1	4577	23
pi area of a circle	0.19	0.2	8758	74
area of a circle pi r squared	0.84	0.5	6920	85
area of circle in terms of pi	1.66	0.5	5936	19
area of circle pi d2/4	0.51	0.1	8997	16
area of a circle pi/4 d 2	0.58	0.5	2975	85
area formula for circle using pi	0.66	1	5927	5
area of pi x a circle	1.88	0.8	8734	3
area of a circle pi/4	1.87	0.3	2216	39
is a circle 2 pi	0.74	0.4	8929	80
pi/2 on the circle	0.96	0.4	7817	30
pi in circle radius	1.52	1	9036	14
is circumference 2 pi r	0.26	0.2	6097	84
pi and radius circle	0.56	0.6	9388	25
pi 2 on unit circle	0.94	0.7	4797	79
how is pi related to circles	0.07	1	1727	86
circumference equals 2 pi r	1.63	0.5	6857	65