Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 1451 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 200\, \text{mm}$. | 1 |
| 1452 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 35\, \text{mm}$. | 1 |
| 1453 | Find the area $ A $ of an equilateral triangle if side $a = 21\, \text{mm}$ and altitude $h = 21 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1454 | Find the side $ a $ of an equilateral triangle if altitude $h = 21 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1455 | Find the side $ a $ of an equilateral triangle if side $a = \sqrt{ 100 }\, \text{mm}$. | 1 |
| 1456 | Find the side $ a $ of an equilateral triangle if side $a = 1\, \text{ft}$. | 1 |
| 1457 | Find the side $ a $ of an equilateral triangle if area $A = 25 \sqrt{ 3 }\, \text{cm}^2$. | 1 |
| 1458 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 160\, \text{ft}$. | 1 |
| 1459 | Find the side $ a $ of an equilateral triangle if side $a = 3\, \text{in}$. | 1 |
| 1460 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 80\, \text{mm}$. | 1 |
| 1461 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 40\, \text{mm}$. | 1 |
| 1462 | Find the area $ A $ of an equilateral triangle if side $a = 31\, \text{ft}$ and altitude $h = 17\, \text{ft}$. | 1 |
| 1463 | Find the side $ a $ of an equilateral triangle if side $a = \sqrt{ 13 }\, \text{mm}$. | 1 |
| 1464 | Find the area $ A $ of an equilateral triangle if side $a = \sqrt{ 13 }\, \text{mm}$. | 1 |
| 1465 | Find the side $ a $ of an equilateral triangle if perimeter $P = 39\, \text{mm}$. | 1 |
| 1466 | Find the side $ a $ of an equilateral triangle if side $a = 4080\, \text{mm}$ and altitude $h = 2115\, \text{mm}$. | 1 |
| 1467 | Find the area $ A $ of an equilateral triangle if perimeter $P = 9\, \text{mm}$. | 1 |
| 1468 | Find the circumcircle radius $ R $ of an equilateral triangle if perimeter $P = 852\, \text{mm}$. | 1 |
| 1469 | Find the area $ A $ of an equilateral triangle if ???. | 1 |
| 1470 | Find the side $ a $ of an equilateral triangle if area $A = \frac{ 9 \sqrt{ 3}}{ 16 }\, \text{mi}^2$. | 1 |
| 1471 | Find the altitude $ h $ of an equilateral triangle if area $A = \frac{ 9 \sqrt{ 3}}{ 16 }\, \text{mi}^2$. | 1 |
| 1472 | Find the side $ a $ of an equilateral triangle if side $a = 18\, \text{mm}$. | 1 |
| 1473 | Find the area $ A $ of an equilateral triangle if side $a = 40\, \text{mm}$ and perimeter $P = 120\, \text{mm}$. | 1 |
| 1474 | Find the side $ a $ of an equilateral triangle if side $a = 28\, \text{mm}$ and altitude $h = 14 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1475 | Find the incircle radius $ r $ of an equilateral triangle if incircle radius $r = 2\, \text{mm}$. | 1 |
| 1476 | Find the incircle radius $ r $ of an equilateral triangle if incircle radius $r = 2\, \text{in}$. | 1 |
| 1477 | Find the side $ a $ of an equilateral triangle if ???. | 1 |
| 1478 | Find the side $ a $ of an equilateral triangle if side $a = 7205\, \text{mm}$ and altitude $h = 3001\, \text{mm}$. | 1 |
| 1479 | Find the side $ a $ of an equilateral triangle if area $A = 215.977\, \text{cm}^2$. | 1 |
| 1480 | Find the altitude $ h $ of an equilateral triangle if side $a = 202\, \text{mm}$. | 1 |
| 1481 | Find the side $ a $ of an equilateral triangle if side $a = 70\, \text{m}$. | 1 |
| 1482 | Find the incircle radius $ r $ of an equilateral triangle if altitude $h = 220\, \text{mm}$. | 1 |
| 1483 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 12\, \text{in}$. | 1 |
| 1484 | Find the area $ A $ of an equilateral triangle if side $a = 6\, \text{mm}$ and perimeter $P = 18\, \text{mm}$. | 1 |
| 1485 | Find the altitude $ h $ of an equilateral triangle if side $a = 5\, \text{in}$. | 1 |
| 1486 | Find the altitude $ h $ of an equilateral triangle if side $a = 6\, \text{in}$, altitude $h = 4.33\, \text{in}$, perimeter $P = 15\, \text{mm}$, area $A = 10.83\, \text{mm}^2$, circumcircle radius $R = 2.89\, \text{mm}$ and incircle radius $r = 1.44\, \text{mm}$. | 1 |
| 1487 | Find the altitude $ h $ of an equilateral triangle if side $a = 8 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1488 | Find the side $ a $ of an equilateral triangle if side $a = 15.9\, \text{cm}$. | 1 |
| 1489 | Find the side $ a $ of an equilateral triangle if side $a = 6 \sqrt{ 6 }\, \text{m}$ and perimeter $P = 18 \sqrt{ 6 }\, \text{mm}$. | 1 |
| 1490 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 2 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1491 | Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 18\, \text{mm}$. | 1 |
| 1492 | Find the area $ A $ of an equilateral triangle if incircle radius $r = 5 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1493 | Find the side $ a $ of an equilateral triangle if side $a = 0.55\, \text{m}$, altitude $h = 0.4763\, \text{m}$ and perimeter $P = 1.65\, \text{m}$. | 1 |
| 1494 | Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 6 \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1495 | Find the area $ A $ of an equilateral triangle if side $a = 4\, \text{mm}$, altitude $h = 4\, \text{mm}$, perimeter $P = 4\, \text{mm}$, area $A = 4\, \text{mm}^2$, circumcircle radius $R = 4\, \text{mm}$ and incircle radius $r = 4\, \text{mm}$. | 1 |
| 1496 | Find the side $ a $ of an equilateral triangle if side $a = 420\, \text{mm}$ and altitude $h = 300\, \text{mm}$. | 1 |
| 1497 | Find the side $ a $ of an equilateral triangle if area $A = 3 \sqrt{ 3 }\, \text{mm}^2$. | 1 |
| 1498 | Find the perimeter $ P $ of an equilateral triangle if area $A = 15\, \text{mm}^2$. | 1 |
| 1499 | Find the area $ A $ of an equilateral triangle if side $a = 48\, \text{ft}$ and altitude $h = 8\, \text{ft}$. | 1 |
| 1500 | Find the incircle radius $ r $ of an equilateral triangle if incircle radius $r = 9\, \text{mm}$. | 1 |
