Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 1201 | Find the side $ a $ of an equilateral triangle if side $a = 762.1\, \text{ft}$, altitude $h = 660\, \text{mm}$, perimeter $P = 2286.31\, \text{mm}$, area $A = 251493.78\, \text{mm}^2$, circumcircle radius $R = 440\, \text{mm}$ and incircle radius $r = 110\, \text{ft}$. | 1 |
| 1202 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 0.277\, \text{in}$. | 1 |
| 1203 | Find the perimeter $ P $ of an equilateral triangle if area $A = 48\, \text{mm}^2$. | 1 |
| 1204 | Find the side $ a $ of an equilateral triangle if side $a = 180\, \text{mm}$ and altitude $h = 90\, \text{mm}$. | 1 |
| 1205 | Find the altitude $ h $ of an equilateral triangle if side $a = 28\, \text{mm}$. | 1 |
| 1206 | Find the side $ a $ of an equilateral triangle if side $a = 3\, \text{m}$. | 1 |
| 1207 | Find the side $ a $ of an equilateral triangle if side $a = 2.4\, \text{mm}$ and altitude $h = 2.6\, \text{mm}$. | 1 |
| 1208 | Find the side $ a $ of an equilateral triangle if altitude $h = 2.6\, \text{mm}$. | 1 |
| 1209 | Find the side $ a $ of an equilateral triangle if altitude $h = 2.5\, \text{mm}$. | 1 |
| 1210 | Find the side $ a $ of an equilateral triangle if altitude $h = 2.4\, \text{mm}$. | 1 |
| 1211 | Find the side $ a $ of an equilateral triangle if altitude $h = 2.3\, \text{mm}$. | 1 |
| 1212 | Find the side $ a $ of an equilateral triangle if side $a = 1.4583\, \text{mm}$. | 1 |
| 1213 | Find the side $ a $ of an equilateral triangle if altitude $h = 6\, \text{in}$. | 1 |
| 1214 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 27\, \text{m}$. | 1 |
| 1215 | Find the side $ a $ of an equilateral triangle if altitude $h = 80\, \text{mm}$. | 1 |
| 1216 | Find the perimeter $ P $ of an equilateral triangle if altitude $h = 80\, \text{mm}$. | 1 |
| 1217 | Find the area $ A $ of an equilateral triangle if side $a = 2.5\, \text{cm}$. | 1 |
| 1218 | Find the side $ a $ of an equilateral triangle if area $A = \sqrt{ 3 }\, \text{cm}^2$. | 1 |
| 1219 | Find the circumcircle radius $ R $ of an equilateral triangle if altitude $h = 11\, \text{in}$. | 1 |
| 1220 | Find the side $ a $ of an equilateral triangle if side $a = 3\, \text{mm}$ and altitude $h = 7\, \text{mm}$. | 1 |
| 1221 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{in}$. | 1 |
| 1222 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 3\, \text{cm}$. | 1 |
| 1223 | Find the side $ a $ of an equilateral triangle if side $a = 64\, \text{cm}$. | 1 |
| 1224 | Find the side $ a $ of an equilateral triangle if area $A = 64\, \text{cm}^2$. | 1 |
| 1225 | Find the side $ a $ of an equilateral triangle if altitude $h = 17.32\, \text{cm}$. | 1 |
| 1226 | Find the side $ a $ of an equilateral triangle if side $a = 8\, \text{mm}$ and altitude $h = 7\, \text{in}$. | 1 |
| 1227 | Find the side $ a $ of an equilateral triangle if side $a = 8\, \text{in}$. | 1 |
| 1228 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 8\, \text{in}$ and altitude $h = 7\, \text{in}$. | 1 |
| 1229 | Find the side $ a $ of an equilateral triangle if side $a = 1\, \text{mm}$, altitude $h = 6\, \text{mm}$, perimeter $P = 3\, \text{mm}$, area $A = 2\, \text{mm}^2$, circumcircle radius $R = 4\, \text{mm}$ and incircle radius $r = 9\, \text{mm}$. | 1 |
| 1230 | Find the side $ a $ of an equilateral triangle if side $a = 5\, \text{mm}$, altitude $h = 6\, \text{mm}$, perimeter $P = 3\, \text{mm}$, area $A = 2\, \text{mm}^2$, circumcircle radius $R = 4\, \text{mm}$ and incircle radius $r = 9\, \text{mm}$. | 1 |
| 1231 | Find the side $ a $ of an equilateral triangle if altitude $h = 10.4\, \text{cm}$. | 1 |
| 1232 | Find the perimeter $ P $ of an equilateral triangle if altitude $h = 10.4\, \text{cm}$. | 1 |
| 1233 | Find the altitude $ h $ of an equilateral triangle if side $a = 1\, \text{in}$. | 1 |
| 1234 | Find the side $ a $ of an equilateral triangle if altitude $h = 101\, \text{in}$. | 1 |
| 1235 | Find the side $ a $ of an equilateral triangle if side $a = 1\, \text{yd}$. | 1 |
| 1236 | Find the side $ a $ of an equilateral triangle if perimeter $P = 6\, \text{mm}$. | 1 |
| 1237 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 10\, \text{cm}$. | 1 |
| 1238 | Find the side $ a $ of an equilateral triangle if perimeter $P = 10\, \text{cm}$. | 1 |
| 1239 | Find the altitude $ h $ of an equilateral triangle if side $a = 0.1\, \text{m}$. | 1 |
| 1240 | Find the perimeter $ P $ of an equilateral triangle if altitude $h = 14\, \text{mm}$. | 1 |
| 1241 | Find the side $ a $ of an equilateral triangle if altitude $h = 10\, \text{cm}$. | 1 |
| 1242 | Find the side $ a $ of an equilateral triangle if side $a = 1\, \text{mm}$. | 1 |
| 1243 | Find the side $ a $ of an equilateral triangle if altitude $h = \frac{\sqrt{ 3 }}{ 2 }\, \text{m}$. | 1 |
| 1244 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 52\, \text{mm}$. | 1 |
| 1245 | Find the side $ a $ of an equilateral triangle if altitude $h = 21\, \text{mm}$. | 1 |
| 1246 | Find the area $ A $ of an equilateral triangle if side $a = 8\, \text{ft}$. | 1 |
| 1247 | Find the altitude $ h $ of an equilateral triangle if side $a = 4\, \text{cm}$ and perimeter $P = 12\, \text{cm}$. | 1 |
| 1248 | Find the side $ a $ of an equilateral triangle if altitude $h = 5\, \text{ft}$ and perimeter $P = 9\, \text{ft}$. | 1 |
| 1249 | Find the side $ a $ of an equilateral triangle if perimeter $P = 9\, \text{ft}$. | 1 |
| 1250 | Find the side $ a $ of an equilateral triangle if altitude $h = 6\, \text{ft}$. | 1 |
