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
801	Find the side $ a $ of an equilateral triangle if altitude $h = 5\, \text{in}$.	2
802	Find the side $ a $ of an equilateral triangle if side $a = 24\, \text{mm}$, altitude $h = 6\, \text{mm}$, perimeter $P = 45\, \text{mm}$, area $A = 5\, \text{mm}^2$, circumcircle radius $R = 12\, \text{mm}$ and incircle radius $r = 43\, \text{mm}$.	2
803	Find the side $ a $ of an equilateral triangle if side $a = 19\, \text{in}$ and perimeter $P = 57\, \text{in}$.	2
804	Find the side $ a $ of an equilateral triangle if side $a = 19\, \text{in}$.	2
805	Find the side $ a $ of an equilateral triangle if side $a = 615\, \text{mm}$.	2
806	Find the side $ a $ of an equilateral triangle if side $a = 2820\, \text{mm}$ and altitude $h = 785\, \text{mm}$.	2
807	Find the side $ a $ of an equilateral triangle if perimeter $P = 30\, \text{mm}$.	2
808	Find the side $ a $ of an equilateral triangle if side $a = 9 \sqrt{ 7 }\, \text{mm}$.	2
809	Find the altitude $ h $ of an equilateral triangle if side $a = 34.5\, \text{mm}$.	2
810	Find the altitude $ h $ of an equilateral triangle if perimeter $P = 41.5692\, \text{mm}$.	2
811	Find the altitude $ h $ of an equilateral triangle if perimeter $P = 24 \sqrt{ 3 }\, \text{mm}$.	2
812	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 6\, \text{cm}$.	2
813	Find the side $ a $ of an equilateral triangle if side $a = 2000\, \text{mm}$.	2
814	Find the side $ a $ of an equilateral triangle if perimeter $P = 684\, \text{mm}$.	2
815	Find the side $ a $ of an equilateral triangle if side $a = 8 \sqrt{ 3 }\, \text{mm}$, circumcircle radius $R = 8\, \text{mm}$ and incircle radius $r = 4\, \text{mm}$.	2
816	Find the side $ a $ of an equilateral triangle if side $a = 8 \sqrt{ 3 }\, \text{mm}$.	2
817	Find the side $ a $ of an equilateral triangle if side $a = 16.75\, \text{in}$ and altitude $h = 4.5\, \text{in}$.	2
818	Find the side $ a $ of an equilateral triangle if perimeter $P = 36\, \text{m}$.	2
819	Find the area $ A $ of an equilateral triangle if side $a = \sqrt{ 2 }\, \text{mm}$.	2
820	Find the side $ a $ of an equilateral triangle if side $a = 129.904\, \text{mm}$.	2
821	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 129.904\, \text{mm}$.	2
822	Find the side $ a $ of an equilateral triangle if perimeter $P = 727\, \text{mm}$.	2
823	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 17\, \text{mm}$.	2
824	Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{mm}$ and altitude $h = 8.7\, \text{cm}$.	2
825	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 300\, \text{mm}$.	2
826	Find the side $ a $ of an equilateral triangle if perimeter $P = 60\, \text{mm}$ and area $A = 300\, \text{mm}^2$.	2
827	Find the side $ a $ of an equilateral triangle if incircle radius $r = 1.8535\, \text{mm}$.	2
828	Find the side $ a $ of an equilateral triangle if incircle radius $r = 500\, \text{cm}$.	2
829	Find the side $ a $ of an equilateral triangle if altitude $h = 26\, \text{cm}$.	2
830	Find the side $ a $ of an equilateral triangle if altitude $h = 26\, \text{cm}$.	2
831	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 26\, \text{cm}$.	2
832	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 26\, \text{cm}$.	2
833	Find the perimeter $ P $ of an equilateral triangle if side $a = 1\, \text{mm}$.	2
834	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 11\, \text{in}$.	2
835	Find the side $ a $ of an equilateral triangle if area $A = 25\, \text{m}^2$.	2
836	Find the side $ a $ of an equilateral triangle if altitude $h = 3400$ and area $A = 4800$.	1
837	Find the altitude $ h $ of an equilateral triangle if side $a = 4800$ and altitude $h = 3400$.	1
838	Find the side $ a $ of an equilateral triangle if side $a = 40$ and altitude $h = 20$.	1
839	Find the area $ A $ of an equilateral triangle if ???.	1
840	Find the altitude $ h $ of an equilateral triangle if ???.	1
841	Find the area $ A $ of an equilateral triangle if ???.	1
842	Find the side $ a $ of an equilateral triangle if incircle radius $r = 8$.	1
843	Find the side $ a $ of an equilateral triangle if side $a = \frac{ 73 }{ 4 }$.	1
844	Find the altitude $ h $ of an equilateral triangle if side $a = \frac{ 73 }{ 4 }$.	1
845	Find the side $ a $ of an equilateral triangle if side $a = 72$.	1
846	Find the side $ a $ of an equilateral triangle if side $a = 147$.	1
847	Find the altitude $ h $ of an equilateral triangle if side $a = 90$.	1
848	Find the altitude $ h $ of an equilateral triangle if side $a = 200$ and area $A = 50$.	1
849	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 90$.	1
850	Find the side $ a $ of an equilateral triangle if side $a = 10$ and altitude $h = 10$.	1