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 side $a$ of an equilateral triangle if side $a = 5$ and altitude $h = 6$ .	1
552	Find the side $a$ of an equilateral triangle if ???.	1
553	Find the side $a$ of an equilateral triangle if side $a = 63$ .	1
554	Find the altitude $h$ of an equilateral triangle if side $a = 63$ .	1
555	Find the side $a$ of an equilateral triangle if altitude $h = 16$ and area $A = 45$ .	1
556	Find the side $a$ of an equilateral triangle if altitude $h = 16$ .	1
557	Find the altitude $h$ of an equilateral triangle if side $a = 4$ and altitude $h = 4$ .	1
558	Find the circumcircle radius $R$ of an equilateral triangle if side $a = 36$ .	1
559	Find the incircle radius $r$ of an equilateral triangle if side $a = 48$ .	1
560	Find the altitude $h$ of an equilateral triangle if side $a = \frac{64}{25}$ .	1
561	Find the altitude $h$ of an equilateral triangle if side $a = \frac{64}{25}$ , altitude $h = \frac{111}{50}$ , perimeter $P = \frac{192}{25}$ , area $A = \frac{71}{25}$ , circumcircle radius $R = \frac{37}{25}$ and incircle radius $r = \frac{37}{50}$ .	1
562	Find the side $a$ of an equilateral triangle if area $A = 4$ .	1
563	Find the altitude $h$ of an equilateral triangle if side $a = 17$ , altitude $h = 56$ , perimeter $P = 6$ , area $A = 520$ , circumcircle radius $R = 136$ and incircle radius $r = \frac{1}{2}$ .	1
564	Find the side $a$ of an equilateral triangle if side $a = \frac{231}{100}$ , altitude $h = 3$ , perimeter $P = \frac{693}{100}$ , area $A = \frac{231}{100}$ , circumcircle radius $R = \frac{133}{100}$ and incircle radius $r = \frac{67}{100}$ .	1
565	Find the perimeter $P$ of an equilateral triangle if area $A = 43$ .	1
566	Find the perimeter $P$ of an equilateral triangle if side $a = 15$ .	1
567	Find the perimeter $P$ of an equilateral triangle if side $a = 9$ and altitude $h = 12$ .	1
568	Find the perimeter $P$ of an equilateral triangle if perimeter $P = \frac{1203 3}{25}$ .	1
569	Find the side $a$ of an equilateral triangle if side $a = 3$ and area $A = \frac{178}{5}$ .	1
570	Find the side $a$ of an equilateral triangle if side $a = 26$ .	1
571	Find the side $a$ of an equilateral triangle if incircle radius $r = 450$ .	1
572	Find the side $a$ of an equilateral triangle if incircle radius $r = 457$ .	1
573	Find the side $a$ of an equilateral triangle if side $a = 17$ and incircle radius $r = 5$ .	1
574	Find the side $a$ of an equilateral triangle if side $a = 13$ and perimeter $P = 39$ .	1
575	Find the side $a$ of an equilateral triangle if perimeter $P = 39$ and area $A = 90$ .	1
576	Find the area $A$ of an equilateral triangle if perimeter $P = 39$ .	1
577	Find the area $A$ of an equilateral triangle if side $a = 62$ .	1
578	Find the area $A$ of an equilateral triangle if side $a = 2$ and altitude $h = \frac{17}{4}$ .	1
579	Find the side $a$ of an equilateral triangle if circumcircle radius $R = 33$ .	1
580	Find the side $a$ of an equilateral triangle if area $A = 56$ .	1
581	Find the side $a$ of an equilateral triangle if circumcircle radius $R = 20$ .	1
582	Find the side $a$ of an equilateral triangle if area $A = \frac{39}{2}$ .	1
583	Find the side $a$ of an equilateral triangle if side $a = 4$ and altitude $h = 3$ .	1
584	Find the circumcircle radius $R$ of an equilateral triangle if side $a = 7$ .	1
585	Find the incircle radius $r$ of an equilateral triangle if circumcircle radius $R = \frac{53}{25}$ .	1
586	Find the side $a$ of an equilateral triangle if area $A = 129$ .	1
587	Find the side $a$ of an equilateral triangle if side $a = 68$ .	1
588	Find the side $a$ of an equilateral triangle if altitude $h = \frac{159}{10}$ .	1
589	Find the side $a$ of an equilateral triangle if side $a = 43$ .	1
590	Find the area $A$ of an equilateral triangle if side $a = 203$ .	1
591	Find the side $a$ of an equilateral triangle if side $a = 21$ .	1
592	Find the side $a$ of an equilateral triangle if side $a = 34$ .	1
593	Find the altitude $h$ of an equilateral triangle if side $a = 6$ and perimeter $P = 18$ .	1
594	Find the circumcircle radius $R$ of an equilateral triangle if side $a = 8$ .	1
595	Find the side $a$ of an equilateral triangle if side $a = \frac{9}{4}$ .	1
596	Find the side $a$ of an equilateral triangle if altitude $h = 40$ .	1
597	Find the side $a$ of an equilateral triangle if side $a = 3$ and altitude $h = 4$ .	1
598	Find the perimeter $P$ of an equilateral triangle if side $a = \frac{5}{2}$ , altitude $h = \frac{3}{2}$ and incircle radius $r = 1$ .	1
599	Find the perimeter $P$ of an equilateral triangle if side $a = \frac{5}{2}$ .	1
600	Find the altitude $h$ of an equilateral triangle if side $a = \frac{5}{2}$ .	1