Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 101 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 6.15\, \text{in}$. | 5 |
| 102 | Find the side $ a $ of an equilateral triangle if side $a = 12 \sqrt{ 3 }$. | 5 |
| 103 | Find the altitude $ h $ of an equilateral triangle if incircle radius $r = 457$. | 5 |
| 104 | Find the altitude $ h $ of an equilateral triangle if side $a = 2$. | 5 |
| 105 | Find the side $ a $ of an equilateral triangle if side $a = 12$. | 5 |
| 106 | Find the altitude $ h $ of an equilateral triangle if side $a = 26$. | 4 |
| 107 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 15$. | 4 |
| 108 | Find the side $ a $ of an equilateral triangle if perimeter $P = 60\, \text{cm}$. | 4 |
| 109 | Find the area $ A $ of an equilateral triangle if side $a = 3$. | 4 |
| 110 | Find the altitude $ h $ of an equilateral triangle if side $a = 8$. | 4 |
| 111 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 30$. | 4 |
| 112 | Find the area $ A $ of an equilateral triangle if altitude $h = 3$. | 4 |
| 113 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{cm}$ and altitude $h = 12\, \text{cm}$. | 4 |
| 114 | Find the area $ A $ of an equilateral triangle if perimeter $P = 24$. | 4 |
| 115 | Find the area $ A $ of an equilateral triangle if side $a = 1$. | 4 |
| 116 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 768$. | 4 |
| 117 | Find the side $ a $ of an equilateral triangle if side $a = 60$. | 4 |
| 118 | Find the side $ a $ of an equilateral triangle if side $a = 155$. | 4 |
| 119 | Find the side $ a $ of an equilateral triangle if altitude $h = 6\, \text{cm}$ and perimeter $P = 6\, \text{cm}$. | 4 |
| 120 | Find the side $ a $ of an equilateral triangle if side $a = 300$. | 4 |
| 121 | Find the side $ a $ of an equilateral triangle if side $a = 10\, \text{cm}$ and altitude $h = 12\, \text{cm}$. | 4 |
| 122 | Find the side $ a $ of an equilateral triangle if area $A = 49 \sqrt{ 3 }$. | 4 |
| 123 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 13 \sqrt{ 3 }\, \text{mm}$. | 4 |
| 124 | Find the side $ a $ of an equilateral triangle if altitude $h = 3 \sqrt{ 3 }\, \text{mm}$. | 4 |
| 125 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = \frac{ 3081 }{ 50 }$. | 4 |
| 126 | Find the area $ A $ of an equilateral triangle if side $a = 24$. | 4 |
| 127 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = \frac{ 19 }{ 2 }$. | 4 |
| 128 | Find the side $ a $ of an equilateral triangle if side $a = 100$ and altitude $h = 141$. | 4 |
| 129 | Find the altitude $ h $ of an equilateral triangle if side $a = 40$. | 3 |
| 130 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 1\, \text{mm}$. | 3 |
| 131 | Find the side $ a $ of an equilateral triangle if altitude $h = 24$. | 3 |
| 132 | Find the side $ a $ of an equilateral triangle if side $a = 40$. | 3 |
| 133 | Find the altitude $ h $ of an equilateral triangle if side $a = 7$. | 3 |
| 134 | Find the altitude $ h $ of an equilateral triangle if side $a = \sqrt{ 11 }$. | 3 |
| 135 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = \frac{ 7 }{ 2 }$. | 3 |
| 136 | Find the altitude $ h $ of an equilateral triangle if side $a = 16$. | 3 |
| 137 | Find the side $ a $ of an equilateral triangle if altitude $h = 1$. | 3 |
| 138 | Find the altitude $ h $ of an equilateral triangle if side $a = 200$ and area $A = 250$. | 3 |
| 139 | Find the altitude $ h $ of an equilateral triangle if side $a = 34\, \text{in}$. | 3 |
| 140 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 175$. | 3 |
| 141 | Find the side $ a $ of an equilateral triangle if side $a = 78$. | 3 |
| 142 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 175$. | 3 |
| 143 | Find the side $ a $ of an equilateral triangle if side $a = 1\, \text{mm}$. | 3 |
| 144 | Find the area $ A $ of an equilateral triangle if side $a = 6\, \text{mm}$. | 3 |
| 145 | Find the altitude $ h $ of an equilateral triangle if side $a = 9$. | 3 |
| 146 | Find the side $ a $ of an equilateral triangle if side $a = 10$. | 3 |
| 147 | Find the side $ a $ of an equilateral triangle if perimeter $P = 39$. | 3 |
| 148 | Find the area $ A $ of an equilateral triangle if side $a = 10$ and altitude $h = 3$. | 3 |
| 149 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 10$. | 3 |
| 150 | Find the altitude $ h $ of an equilateral triangle if side $a = 20$. | 3 |
