keyword

all rectangles are quadrilaterals

Monthly search volume and cost-per-click data for "all rectangles are quadrilaterals" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=all+rectangles+are+quadrilaterals&country=us" +--------------+------------------+ | volume | 720 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-28 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
is a square a quadrilateral	1,900	$0	10/20
is a rectangle a quadrilateral	1,600	$0	19/20
a rectangle is a quadrilateral	1,600	$0	16/20
is a quadrilateral a rectangle	1,600	$0	16/20
is rectangle a quadrilateral	1,600	$0	16/20
every quadrilateral is a rectangle	880	$0	9/20
all quadrilaterals are rectangles	390	$0	11/20
are all rectangles quadrilaterals	390	$0	11/20
every rectangle is a quadrilateral	320	$0	10/20
are rectangles quadrilaterals	90	$0	10/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=all+rectangles+are+quadrilaterals&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt