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
551	Find the altitude $ h $ of an equilateral triangle if side $a = 824\, \text{mm}$ and altitude $h = 720\, \text{mm}$.	2
552	Find the side $ a $ of an equilateral triangle if altitude $h = 720\, \text{mm}$.	2
553	Find the side $ a $ of an equilateral triangle if side $a = 29\, \text{cm}$.	2
554	Find the side $ a $ of an equilateral triangle if side $a = 29\, \text{cm}$ and altitude $h = 25\, \text{cm}$.	2
555	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 29\, \text{cm}$.	2
556	Find the incircle radius $ r $ of an equilateral triangle if side $a = 29\, \text{cm}$.	2
557	Find the perimeter $ P $ of an equilateral triangle if side $a = 2 \sqrt{ 3 }\, \text{mm}$.	2
558	Find the altitude $ h $ of an equilateral triangle if side $a = 100\, \text{mm}$.	2
559	Find the side $ a $ of an equilateral triangle if area $A = 240\, \text{ft}^2$.	2
560	Find the area $ A $ of an equilateral triangle if side $a = 15\, \text{mm}$.	2
561	Find the side $ a $ of an equilateral triangle if ???.	2
562	Find the area $ A $ of an equilateral triangle if ???.	2
563	Find the side $ a $ of an equilateral triangle if area $A = 5.1962\, \text{mm}^2$.	2
564	Find the altitude $ h $ of an equilateral triangle if side $a = 1\, \text{in}$.	2
565	Find the altitude $ h $ of an equilateral triangle if side $a = 1\, \text{in}$ and perimeter $P = 3\, \text{in}$.	2
566	Find the side $ a $ of an equilateral triangle if side $a = 202\, \text{mm}$.	2
567	Find the circumcircle radius $ R $ of an equilateral triangle if altitude $h = 26\, \text{mm}$ and circumcircle radius $R = 26\, \text{mm}$.	2
568	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 26\, \text{mm}$.	2
569	Find the side $ a $ of an equilateral triangle if side $a = 15.9\, \text{cm}$ and altitude $h = 13.8\, \text{cm}$.	2
570	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
571	Find the perimeter $ P $ of an equilateral triangle if side $a = 15.9\, \text{cm}$.	2
572	Find the side $ a $ of an equilateral triangle if side $a = 6 \sqrt{ 6 }\, \text{mm}$.	2
573	Find the side $ a $ of an equilateral triangle if perimeter $P = 18 \sqrt{ 6 }\, \text{mm}$.	2
574	Find the altitude $ h $ of an equilateral triangle if side $a = 2 \sqrt{ 3 }\, \text{mm}$.	2
575	Find the perimeter $ P $ of an equilateral triangle if circumcircle radius $R = 18\, \text{mm}$.	2
576	Find the side $ a $ of an equilateral triangle if side $a = 0.55\, \text{m}$.	2
577	Find the side $ a $ of an equilateral triangle if side $a = 24 \sqrt{ 3 }\, \text{mm}$ and circumcircle radius $R = 24\, \text{mm}$.	2
578	Find the side $ a $ of an equilateral triangle if side $a = 24 \sqrt{ 3 }\, \text{mm}$.	2
579	Find the side $ a $ of an equilateral triangle if side $a = 145.2\, \text{ft}$.	2
580	Find the side $ a $ of an equilateral triangle if side $a = 145.2\, \text{in}$.	2
581	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 145.2\, \text{in}$.	2
582	Find the perimeter $ P $ of an equilateral triangle if altitude $h = 5\, \text{mm}$ and area $A = 15\, \text{mm}^2$.	2
583	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 5.5\, \text{in}$.	2
584	Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 6\, \text{in}$.	2
585	Find the area $ A $ of an equilateral triangle if side $a = 60\, \text{ft}$ and altitude $h = 40\, \text{ft}$.	2
586	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
587	Find the altitude $ h $ of an equilateral triangle if side $a = 5\, \text{in}$.	2
588	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
589	Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 2.5\, \text{mm}$.	2
590	Find the side $ a $ of an equilateral triangle if side $a = 3\, \text{in}$.	2
591	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 3\, \text{in}$.	2
592	Find the altitude $ h $ of an equilateral triangle if side $a = 0.42\, \text{in}$.	2
593	Find the side $ a $ of an equilateral triangle if altitude $h = 55\, \text{mm}$ and perimeter $P = 333233445\, \text{mm}$.	2
594	Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 5\, \text{mm}$.	2
595	Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 11.16\, \text{in}$.	2
596	Find the area $ A $ of an equilateral triangle if incircle radius $r = 10\, \text{mm}$.	2
597	Find the side $ a $ of an equilateral triangle if altitude $h = 5\, \text{in}$.	2
598	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
599	Find the side $ a $ of an equilateral triangle if side $a = 19\, \text{in}$ and perimeter $P = 57\, \text{in}$.	2
600	Find the side $ a $ of an equilateral triangle if side $a = 19\, \text{in}$.	2