Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 1501 | Find the altitude $ h $ of an equilateral triangle if side $a = 5\, \text{in}$ and perimeter $P = 15\, \text{in}$. | 1 |
| 1502 | Find the side $ a $ of an equilateral triangle if side $a = 16\, \text{mm}$. | 1 |
| 1503 | Find the side $ a $ of an equilateral triangle if altitude $h = 1\, \text{m}$. | 1 |
| 1504 | Find the side $ a $ of an equilateral triangle if side $a = 0.42\, \text{mm}$. | 1 |
| 1505 | Find the altitude $ h $ of an equilateral triangle if side $a = 0.42\, \text{mm}$. | 1 |
| 1506 | Find the altitude $ h $ of an equilateral triangle if side $a = 6\, \text{m}$. | 1 |
| 1507 | Find the altitude $ h $ of an equilateral triangle if side $a = 0.4\, \text{in}$. | 1 |
| 1508 | Find the side $ a $ of an equilateral triangle if side $a = 16\, \text{mm}$ and perimeter $P = 48\, \text{mm}$. | 1 |
| 1509 | Find the side $ a $ of an equilateral triangle if altitude $h = 7\, \text{cm}$. | 1 |
| 1510 | Find the side $ a $ of an equilateral triangle if altitude $h = 20\, \text{in}$. | 1 |
| 1511 | Find the altitude $ h $ of an equilateral triangle if side $a = 20\, \text{in}$. | 1 |
| 1512 | Find the area $ A $ of an equilateral triangle if area $A = 5 \sqrt{ 3 }\, \text{mm}^2$. | 1 |
| 1513 | Find the area $ A $ of an equilateral triangle if side $a = 5 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1514 | Find the side $ a $ of an equilateral triangle if side $a = 11.66\, \text{mm}$. | 1 |
| 1515 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 11.66\, \text{mm}$. | 1 |
| 1516 | Find the side $ a $ of an equilateral triangle if side $a = 129.5\, \text{in}$ and altitude $h = 102\, \text{in}$. | 1 |
| 1517 | Find the side $ a $ of an equilateral triangle if side $a = 129.5\, \text{in}$, altitude $h = 102\, \text{in}$ and circumcircle radius $R = 13209\, \text{in}$. | 1 |
| 1518 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 129.5\, \text{in}$. | 1 |
| 1519 | Find the side $ a $ of an equilateral triangle if altitude $h = 102\, \text{in}$. | 1 |
| 1520 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 30\, \text{mm}$. | 1 |
| 1521 | Find the circumcircle radius $ R $ of an equilateral triangle if circumcircle radius $R = 15\, \text{mm}$. | 1 |
| 1522 | Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 15\, \text{mm}$. | 1 |
| 1523 | Find the circumcircle radius $ R $ of an equilateral triangle if circumcircle radius $R = 90\, \text{in}$. | 1 |
| 1524 | Find the area $ A $ of an equilateral triangle if perimeter $P = 400\, \text{m}$. | 1 |
| 1525 | Find the side $ a $ of an equilateral triangle if area $A = 9\, \text{mm}^2$. | 1 |
| 1526 | Find the altitude $ h $ of an equilateral triangle if area $A = 9\, \text{mm}^2$. | 1 |
| 1527 | Find the side $ a $ of an equilateral triangle if altitude $h = 15\, \text{mm}$. | 1 |
| 1528 | Find the area $ A $ of an equilateral triangle if side $a = 75\, \text{mm}$. | 1 |
| 1529 | Find the side $ a $ of an equilateral triangle if side $a = 36 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1530 | Find the side $ a $ of an equilateral triangle if area $A = 36 \sqrt{ 3 }\, \text{mm}^2$. | 1 |
| 1531 | Find the altitude $ h $ of an equilateral triangle if side $a = 35\, \text{mm}$. | 1 |
| 1532 | Find the altitude $ h $ of an equilateral triangle if side $a = 785\, \text{mm}$ and altitude $h = 1410\, \text{mm}$. | 1 |
| 1533 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{m}$ and perimeter $P = 30\, \text{mm}$. | 1 |
| 1534 | Find the incircle radius $ r $ of an equilateral triangle if circumcircle radius $R = 8\, \text{m}$. | 1 |
| 1535 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 8\, \text{m}$. | 1 |
| 1536 | Find the side $ a $ of an equilateral triangle if side $a = 800\, \text{mm}$. | 1 |
| 1537 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{cm}$. | 1 |
| 1538 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{cm}$, altitude $h = 8.66\, \text{mm}$, perimeter $P = 30\, \text{mm}$, area $A = 43.3\, \text{mm}^2$, circumcircle radius $R = 5.77\, \text{mm}$ and incircle radius $r = 2.89\, \text{mm}$. | 1 |
| 1539 | Find the area $ A $ of an equilateral triangle if side $a = 2\, \text{in}$. | 1 |
| 1540 | Find the altitude $ h $ of an equilateral triangle if perimeter $P = 27 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1541 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 6.5\, \text{in}$. | 1 |
| 1542 | Find the side $ a $ of an equilateral triangle if side $a = 4.04\, \text{in}$. | 1 |
| 1543 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 4.04\, \text{in}$. | 1 |
| 1544 | Find the side $ a $ of an equilateral triangle if side $a = 357\, \text{mm}$. | 1 |
| 1545 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 357\, \text{mm}$. | 1 |
| 1546 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 8\, \text{cm}$. | 1 |
| 1547 | Find the side $ a $ of an equilateral triangle if side $a = 18\, \text{in}$, altitude $h = 15.59\, \text{in}$, perimeter $P = 54\, \text{in}$, area $A = 140.3\, \text{in}^2$, circumcircle radius $R = 10.39\, \text{in}$ and incircle radius $r = 5.2\, \text{in}$. | 1 |
| 1548 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 18\, \text{in}$, altitude $h = 15.59\, \text{in}$, perimeter $P = 54\, \text{in}$, area $A = 140.3\, \text{in}^2$, circumcircle radius $R = 10.39\, \text{in}$ and incircle radius $r = 5.2\, \text{in}$. | 1 |
| 1549 | Find the altitude $ h $ of an equilateral triangle if side $a = 6\, \text{ft}$. | 1 |
| 1550 | Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 10\, \text{m}$. | 1 |
