Equilateral Triangle

(the database of solved problems)

All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.

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ID	Problem	Count
601	Find the area $ A $ of an equilateral triangle if side $a = 8.6\, \text{mm}$.	2
602	Find the incircle radius $ r $ of an equilateral triangle if side $a = 3\, \text{mm}$.	2
603	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 12.5\, \text{mm}$.	2
604	Find the side $ a $ of an equilateral triangle if area $A = 132\, \text{mm}^2$.	2
605	Find the altitude $ h $ of an equilateral triangle if area $A = 132\, \text{mm}^2$.	2
606	Find the side $ a $ of an equilateral triangle if altitude $h = 30\, \text{cm}$.	2
607	Find the altitude $ h $ of an equilateral triangle if side $a = 3300\, \text{mm}$.	2
608	Find the side $ a $ of an equilateral triangle if altitude $h = 207.5\, \text{mm}$.	2
609	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 6$.	2
610	Find the perimeter $ P $ of an equilateral triangle if altitude $h = 24$.	2
611	Find the side $ a $ of an equilateral triangle if side $a = 2012$.	2
612	Find the side $ a $ of an equilateral triangle if area $A = 26 \sqrt{ 3 }$.	2
613	Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 12$.	2
614	Find the side $ a $ of an equilateral triangle if side $a = \frac{ 69 }{ 10 }$.	2
615	Find the perimeter $ P $ of an equilateral triangle if side $a = 40$ and altitude $h = 20$.	2
616	Find the side $ a $ of an equilateral triangle if side $a = 19$.	2
617	Find the side $ a $ of an equilateral triangle if side $a = \frac{ 108 }{ 5 }$.	2
618	Find the side $ a $ of an equilateral triangle if altitude $h = \frac{ 9 }{ 4 }$.	2
619	Find the altitude $ h $ of an equilateral triangle if side $a = 36$.	2
620	Find the side $ a $ of an equilateral triangle if side $a = 5$ and altitude $h = 10$.	2
621	Find the side $ a $ of an equilateral triangle if side $a = 5$, altitude $h = 10$ and incircle radius $r = 5$.	2
622	Find the side $ a $ of an equilateral triangle if side $a = \frac{ 202 }{ 25 }$ and altitude $h = 7$.	2
623	Find the side $ a $ of an equilateral triangle if altitude $h = 7$.	2
624	Find the area $ A $ of an equilateral triangle if side $a = 16$.	2
625	Find the side $ a $ of an equilateral triangle if incircle radius $r = 26$.	2
626	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 600$.	2
627	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 2$.	2
628	Find the altitude $ h $ of an equilateral triangle if side $a = 300$.	2
629	Find the side $ a $ of an equilateral triangle if area $A = 9$.	2
630	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 78$.	2
631	Find the altitude $ h $ of an equilateral triangle if side $a = 12$ and perimeter $P = 36$.	2
632	Find the area $ A $ of an equilateral triangle if perimeter $P = 510$.	2
633	Find the side $ a $ of an equilateral triangle if side $a = 3$ and altitude $h = 7$.	2
634	Find the side $ a $ of an equilateral triangle if side $a = 13$.	2
635	Find the area $ A $ of an equilateral triangle if side $a = 48$.	2
636	Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 10$.	2
637	Find the area $ A $ of an equilateral triangle if side $a = 30$ and circumcircle radius $R = 65$.	2
638	Find the area $ A $ of an equilateral triangle if side $a = 14 \sqrt{ 3 }$.	2
639	Find the altitude $ h $ of an equilateral triangle if side $a = 1$.	2
640	Find the side $ a $ of an equilateral triangle if side $a = \frac{ 156 }{ 5 }$ and altitude $h = \frac{ 26 }{ 5 }$.	2
641	Find the side $ a $ of an equilateral triangle if side $a = 17$ and incircle radius $r = \frac{ 49 }{ 10 }$.	2
642	Find the area $ A $ of an equilateral triangle if side $a = 17$ and incircle radius $r = \frac{ 49 }{ 10 }$.	2
643	Find the area $ A $ of an equilateral triangle if side $a = 17$ and circumcircle radius $R = \frac{ 49 }{ 10 }$.	2
644	Find the altitude $ h $ of an equilateral triangle if perimeter $P = 44$.	2
645	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 1985$.	2
646	Find the side $ a $ of an equilateral triangle if altitude $h = 8$.	2
647	Find the side $ a $ of an equilateral triangle if incircle radius $r = \frac{ 1 }{ 2 }$.	2
648	Find the side $ a $ of an equilateral triangle if side $a = 21$, altitude $h = 13$ and incircle radius $r = 10$.	2
649	Find the side $ a $ of an equilateral triangle if altitude $h = 13$.	2
650	Find the perimeter $ P $ of an equilateral triangle if side $a = 1$ and altitude $h = \frac{ 1 }{ 2 }$.	2