Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 151 | Find the side $ a $ of an equilateral triangle if side $a = 4\, \text{m}$. | 7 |
| 152 | Find the side $ a $ of an equilateral triangle if altitude $h = 24\, \text{cm}$. | 7 |
| 153 | Find the side $ a $ of an equilateral triangle if side $a = 180\, \text{mm}$. | 6 |
| 154 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 60\, \text{in}$. | 6 |
| 155 | Find the side $ a $ of an equilateral triangle if side $a = 6.875\, \text{in}$. | 6 |
| 156 | Find the side $ a $ of an equilateral triangle if side $a = 6.875\, \text{in}$ and altitude $h = 5.5\, \text{in}$. | 6 |
| 157 | Find the side $ a $ of an equilateral triangle if side $a = 12\, \text{cm}$. | 6 |
| 158 | Find the side $ a $ of an equilateral triangle if side $a = 4\, \text{cm}$. | 6 |
| 159 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 2\, \text{in}$. | 6 |
| 160 | Find the side $ a $ of an equilateral triangle if side $a = 8$ and perimeter $P = 8$. | 6 |
| 161 | Find the side $ a $ of an equilateral triangle if altitude $h = 26$. | 6 |
| 162 | Find the area $ A $ of an equilateral triangle if side $a = 6\, \text{mm}$ and altitude $h = 5\, \text{mm}$. | 6 |
| 163 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = \frac{ 47 }{ 2 }$. | 6 |
| 164 | Find the side $ a $ of an equilateral triangle if side $a = 129.5\, \text{in}$. | 6 |
| 165 | Find the side $ a $ of an equilateral triangle if perimeter $P = 60$. | 6 |
| 166 | Find the altitude $ h $ of an equilateral triangle if side $a = 5$. | 6 |
| 167 | Find the side $ a $ of an equilateral triangle if side $a = 9\, \text{mm}$. | 6 |
| 168 | Find the side $ a $ of an equilateral triangle if side $a = 18$. | 6 |
| 169 | Find the area $ A $ of an equilateral triangle if side $a = 28\, \text{mm}$. | 6 |
| 170 | Find the side $ a $ of an equilateral triangle if altitude $h = 2$. | 6 |
| 171 | Find the altitude $ h $ of an equilateral triangle if side $a = 12$. | 6 |
| 172 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 1\, \text{mm}$. | 6 |
| 173 | Find the side $ a $ of an equilateral triangle if area $A = 49 \sqrt{ 3 }\, \text{mm}^2$. | 6 |
| 174 | Find the side $ a $ of an equilateral triangle if side $a = 6.15\, \text{in}$. | 6 |
| 175 | Find the side $ a $ of an equilateral triangle if altitude $h = 5\, \text{mm}$ and area $A = 30\, \text{mm}^2$. | 6 |
| 176 | Find the side $ a $ of an equilateral triangle if area $A = 75 \sqrt{ 3 }\, \text{cm}^2$. | 6 |
| 177 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 6$. | 6 |
| 178 | Find the side $ a $ of an equilateral triangle if area $A = 10$. | 6 |
| 179 | Find the side $ a $ of an equilateral triangle if side $a = 4 \sqrt{ 3 }\, \text{cm}$. | 5 |
| 180 | Find the altitude $ h $ of an equilateral triangle if incircle radius $r = 457$. | 5 |
| 181 | Find the side $ a $ of an equilateral triangle if side $a = 4\, \text{ft}$. | 5 |
| 182 | Find the side $ a $ of an equilateral triangle if side $a = 20$. | 5 |
| 183 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{in}$ and perimeter $P = 6\, \text{in}$. | 5 |
| 184 | Find the area $ A $ of an equilateral triangle if perimeter $P = 6\, \text{in}$. | 5 |
| 185 | Find the side $ a $ of an equilateral triangle if side $a = 2548\, \text{mm}$. | 5 |
| 186 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{mm}$ and altitude $h = 12\, \text{cm}$. | 5 |
| 187 | Find the side $ a $ of an equilateral triangle if side $a = 12 \sqrt{ 3 }$. | 5 |
| 188 | Find the perimeter $ P $ of an equilateral triangle if altitude $h = 45\, \text{mm}$. | 5 |
| 189 | Find the side $ a $ of an equilateral triangle if altitude $h = 14 \sqrt{ 3 }\, \text{mm}$ and perimeter $P = 84\, \text{mm}$. | 5 |
| 190 | Find the area $ A $ of an equilateral triangle if side $a = 12\, \text{mm}$. | 5 |
| 191 | Find the altitude $ h $ of an equilateral triangle if side $a = 14\, \text{mm}$. | 5 |
| 192 | Find the side $ a $ of an equilateral triangle if side $a = 9$. | 5 |
| 193 | Find the side $ a $ of an equilateral triangle if altitude $h = 14 \sqrt{ 3 }\, \text{mm}$. | 5 |
| 194 | Find the side $ a $ of an equilateral triangle if side $a = 18\, \text{mm}$, altitude $h = 18\, \text{mm}$, perimeter $P = 18\, \text{mm}$, area $A = 18\, \text{mm}^2$ and circumcircle radius $R = 9\, \text{mm}$. | 5 |
| 195 | Find the side $ a $ of an equilateral triangle if side $a = 36$. | 5 |
| 196 | Find the area $ A $ of an equilateral triangle if side $a = 4\, \text{mm}$. | 5 |
| 197 | Find the area $ A $ of an equilateral triangle if side $a = \sqrt{ 5 }\, \text{mm}$. | 5 |
| 198 | Find the area $ A $ of an equilateral triangle if side $a = 3\, \text{mm}$. | 5 |
| 199 | Find the area $ A $ of an equilateral triangle if perimeter $P = 27\, \text{cm}$. | 5 |
| 200 | Find the side $ a $ of an equilateral triangle if perimeter $P = 27\, \text{cm}$. | 5 |
