Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 1251 | Find the side $ a $ of an equilateral triangle if side $a = 7.5\, \text{mm}$. | 1 |
| 1252 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 7.5\, \text{mm}$. | 1 |
| 1253 | Find the side $ a $ of an equilateral triangle if side $a = 70\, \text{mm}$ and altitude $h = 30\, \text{cm}$. | 1 |
| 1254 | Find the side $ a $ of an equilateral triangle if side $a = 150\, \text{mm}$. | 1 |
| 1255 | Find the side $ a $ of an equilateral triangle if altitude $h = 1\, \text{in}$. | 1 |
| 1256 | Find the perimeter $ P $ of an equilateral triangle if area $A = 320\, \text{mm}^2$. | 1 |
| 1257 | Find the side $ a $ of an equilateral triangle if side $a = 1.35\, \text{mm}$. | 1 |
| 1258 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 1.35\, \text{mm}$. | 1 |
| 1259 | Find the side $ a $ of an equilateral triangle if altitude $h = 14\, \text{in}$. | 1 |
| 1260 | Find the altitude $ h $ of an equilateral triangle if side $a = 16.17\, \text{in}$. | 1 |
| 1261 | Find the side $ a $ of an equilateral triangle if side $a = 9\, \text{mm}$ and altitude $h = 4\, \text{mm}$. | 1 |
| 1262 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{m}$. | 1 |
| 1263 | Find the side $ a $ of an equilateral triangle if side $a = 12\, \text{ft}$. | 1 |
| 1264 | Find the side $ a $ of an equilateral triangle if side $a = 8 \sqrt{ 3 }\, \text{mm}$ and circumcircle radius $R = 8\, \text{mm}$. | 1 |
| 1265 | Find the side $ a $ of an equilateral triangle if area $A = 1\, \text{in}^2$. | 1 |
| 1266 | Find the side $ a $ of an equilateral triangle if altitude $h = 0.55\, \text{ft}$. | 1 |
| 1267 | Find the side $ a $ of an equilateral triangle if side $a = 5\, \text{m}$. | 1 |
| 1268 | Find the side $ a $ of an equilateral triangle if side $a = 5\, \text{m}$. | 1 |
| 1269 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 1.16\, \text{mm}$ and circumcircle radius $R = 1.188\, \text{mm}$. | 1 |
| 1270 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 1.4375\, \text{mm}$. | 1 |
| 1271 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 1.4375\, \text{in}$. | 1 |
| 1272 | Find the side $ a $ of an equilateral triangle if altitude $h = 600\, \text{mm}$. | 1 |
| 1273 | Find the side $ a $ of an equilateral triangle if side $a = 7205\, \text{mm}$ and altitude $h = 2600\, \text{mm}$. | 1 |
| 1274 | Find the altitude $ h $ of an equilateral triangle if side $a = 7205\, \text{mm}$ and altitude $h = 2600\, \text{mm}$. | 1 |
| 1275 | Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 1.5\, \text{mm}$. | 1 |
| 1276 | Find the area $ A $ of an equilateral triangle if incircle radius $r = 1.5\, \text{mm}$. | 1 |
| 1277 | Find the side $ a $ of an equilateral triangle if side $a = 1\, \text{cm}$. | 1 |
| 1278 | Find the side $ a $ of an equilateral triangle if side $a = 7.78\, \text{mm}$, altitude $h = 22\, \text{mm}$ and circumcircle radius $R = 35\, \text{mm}$. | 1 |
| 1279 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 15.56\, \text{mm}$, altitude $h = 22\, \text{mm}$ and circumcircle radius $R = 35\, \text{mm}$. | 1 |
| 1280 | Find the area $ A $ of an equilateral triangle if side $a = 15.56\, \text{mm}$, altitude $h = 22\, \text{mm}$ and incircle radius $r = 35\, \text{mm}$. | 1 |
| 1281 | Find the perimeter $ P $ of an equilateral triangle if side $a = 15.56\, \text{mm}$, altitude $h = 22\, \text{mm}$ and incircle radius $r = 35\, \text{mm}$. | 1 |
| 1282 | Find the side $ a $ of an equilateral triangle if altitude $h = 9\, \text{m}$. | 1 |
| 1283 | Find the perimeter $ P $ of an equilateral triangle if side $a = 70\, \text{mm}$. | 1 |
| 1284 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 60\, \text{mm}$, altitude $h = 60.62\, \text{mm}$, perimeter $P = 210\, \text{mm}$, area $A = 2121.76\, \text{mm}^2$, circumcircle radius $R = 40.41\, \text{mm}$ and incircle radius $r = 20.21\, \text{mm}$. | 1 |
| 1285 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 60\, \text{mm}$ and perimeter $P = 180\, \text{mm}$. | 1 |
| 1286 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{cm}$. | 1 |
| 1287 | Find the altitude $ h $ of an equilateral triangle if side $a = 10\, \text{cm}$. | 1 |
| 1288 | Find the area $ A $ of an equilateral triangle if side $a = 10\, \text{cm}$ and altitude $h = 8.66\, \text{cm}$. | 1 |
| 1289 | Find the altitude $ h $ of an equilateral triangle if side $a = 5\, \text{cm}$. | 1 |
| 1290 | Find the area $ A $ of an equilateral triangle if side $a = 16\, \text{ft}$. | 1 |
| 1291 | Find the area $ A $ of an equilateral triangle if side $a = 16\, \text{ft}$, altitude $h = 43.3\, \text{mm}$, perimeter $P = 150\, \text{mm}$, area $A = 1082.53\, \text{mm}^2$, circumcircle radius $R = 28.87\, \text{mm}$ and incircle radius $r = 14.43\, \text{mm}$. | 1 |
| 1292 | Find the altitude $ h $ of an equilateral triangle if ???. | 1 |
| 1293 | Find the area $ A $ of an equilateral triangle if perimeter $P = 150\, \text{mm}$. | 1 |
| 1294 | Find the area $ A $ of an equilateral triangle if altitude $h = 10\, \text{mm}$. | 1 |
| 1295 | Find the side $ a $ of an equilateral triangle if perimeter $P = 852\, \text{mm}$ and incircle radius $r = \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1296 | Find the incircle radius $ r $ of an equilateral triangle if perimeter $P = 852\, \text{mm}$ and incircle radius $r = \sqrt{ 3 }\, \text{mm}$. | 1 |
| 1297 | Find the side $ a $ of an equilateral triangle if perimeter $P = 30\, \text{mm}$. | 1 |
| 1298 | Find the area $ A $ of an equilateral triangle if perimeter $P = 30\, \text{mm}$. | 1 |
| 1299 | Find the altitude $ h $ of an equilateral triangle if side $a = 160\, \text{mm}$. | 1 |
| 1300 | Find the side $ a $ of an equilateral triangle if side $a = 0.144\, \text{in}$. | 1 |
