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
751	Find the altitude $ h $ of an equilateral triangle if side $a = 0.1675\, \text{in}$.	2
752	Find the altitude $ h $ of an equilateral triangle if side $a = 824\, \text{mm}$ and altitude $h = 720\, \text{mm}$.	2
753	Find the side $ a $ of an equilateral triangle if altitude $h = 720\, \text{mm}$.	2
754	Find the side $ a $ of an equilateral triangle if side $a = 29\, \text{cm}$.	2
755	Find the side $ a $ of an equilateral triangle if side $a = 29\, \text{cm}$ and altitude $h = 25\, \text{cm}$.	2
756	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 29\, \text{cm}$.	2
757	Find the incircle radius $ r $ of an equilateral triangle if side $a = 29\, \text{cm}$.	2
758	Find the perimeter $ P $ of an equilateral triangle if side $a = 2 \sqrt{ 3 }\, \text{mm}$.	2
759	Find the altitude $ h $ of an equilateral triangle if side $a = 100\, \text{mm}$.	2
760	Find the side $ a $ of an equilateral triangle if area $A = 240\, \text{ft}^2$.	2
761	Find the area $ A $ of an equilateral triangle if side $a = 15\, \text{mm}$.	2
762	Find the side $ a $ of an equilateral triangle if ???.	2
763	Find the area $ A $ of an equilateral triangle if ???.	2
764	Find the side $ a $ of an equilateral triangle if area $A = 5.1962\, \text{mm}^2$.	2
765	Find the altitude $ h $ of an equilateral triangle if side $a = 1\, \text{in}$.	2
766	Find the altitude $ h $ of an equilateral triangle if side $a = 1\, \text{in}$ and perimeter $P = 3\, \text{in}$.	2
767	Find the side $ a $ of an equilateral triangle if side $a = 202\, \text{mm}$.	2
768	Find the circumcircle radius $ R $ of an equilateral triangle if altitude $h = 26\, \text{mm}$ and circumcircle radius $R = 26\, \text{mm}$.	2
769	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 26\, \text{mm}$.	2
770	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 2\, \text{mm}$.	2
771	Find the side $ a $ of an equilateral triangle if side $a = 15.9\, \text{cm}$ and altitude $h = 13.8\, \text{cm}$.	2
772	Find the side $ a $ of an equilateral triangle if side $a = 15.9\, \text{cm}$, altitude $h = 13.8\, \text{cm}$ and area $A = 109.71\, \text{cm}^2$.	2
773	Find the perimeter $ P $ of an equilateral triangle if side $a = 15.9\, \text{cm}$.	2
774	Find the side $ a $ of an equilateral triangle if side $a = 6 \sqrt{ 6 }\, \text{mm}$.	2
775	Find the side $ a $ of an equilateral triangle if perimeter $P = 18 \sqrt{ 6 }\, \text{mm}$.	2
776	Find the altitude $ h $ of an equilateral triangle if side $a = 2 \sqrt{ 3 }\, \text{mm}$.	2
777	Find the side $ a $ of an equilateral triangle if side $a = 50\, \text{mm}$.	2
778	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 18\, \text{mm}$.	2
779	Find the perimeter $ P $ of an equilateral triangle if circumcircle radius $R = 18\, \text{mm}$.	2
780	Find the side $ a $ of an equilateral triangle if side $a = 0.55\, \text{m}$.	2
781	Find the side $ a $ of an equilateral triangle if side $a = 24 \sqrt{ 3 }\, \text{mm}$ and circumcircle radius $R = 24\, \text{mm}$.	2
782	Find the side $ a $ of an equilateral triangle if side $a = 24 \sqrt{ 3 }\, \text{mm}$.	2
783	Find the side $ a $ of an equilateral triangle if side $a = 145.2\, \text{ft}$.	2
784	Find the side $ a $ of an equilateral triangle if side $a = 145.2\, \text{in}$.	2
785	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 145.2\, \text{in}$.	2
786	Find the perimeter $ P $ of an equilateral triangle if altitude $h = 5\, \text{mm}$ and area $A = 15\, \text{mm}^2$.	2
787	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 5.5\, \text{in}$.	2
788	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 6\, \text{in}$.	2
789	Find the area $ A $ of an equilateral triangle if side $a = 60\, \text{ft}$ and altitude $h = 40\, \text{ft}$.	2
790	Find the side $ a $ of an equilateral triangle if side $a = 9\, \text{cm}$, altitude $h = 2.6\, \text{cm}$ and area $A = 112.8\, \text{cm}^2$.	2
791	Find the altitude $ h $ of an equilateral triangle if side $a = 5\, \text{in}$.	2
792	Find the side $ a $ of an equilateral triangle if side $a = 3 \sqrt{ 45 }\, \text{mm}$ and altitude $h = 2 \sqrt{ 30 }\, \text{mm}$.	2
793	Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 2.5\, \text{mm}$.	2
794	Find the side $ a $ of an equilateral triangle if side $a = 3\, \text{in}$.	2
795	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 3\, \text{in}$.	2
796	Find the altitude $ h $ of an equilateral triangle if side $a = 0.42\, \text{in}$.	2
797	Find the side $ a $ of an equilateral triangle if altitude $h = 55\, \text{mm}$ and perimeter $P = 333233445\, \text{mm}$.	2
798	Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 5\, \text{mm}$.	2
799	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 11.16\, \text{in}$.	2
800	Find the area $ A $ of an equilateral triangle if incircle radius $r = 10\, \text{mm}$.	2