Equilateral Triangle
(the database of solved problems)
All the problems and solutions shown below were generated using the Equilateral Triangle Calculator.
| ID |
Problem |
Count |
| 951 | Find the side $ a $ of an equilateral triangle if circumcircle radius $R = 23.9\, \text{cm}$. | 1 |
| 952 | Find the area $ A $ of an equilateral triangle if side $a = 14\, \text{in}$ and altitude $h = 12\, \text{in}$. | 1 |
| 953 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 15\, \text{mm}$. | 1 |
| 954 | Find the area $ A $ of an equilateral triangle if side $a = 9\, \text{mm}$ and altitude $h = 9.4\, \text{in}$. | 1 |
| 955 | Find the area $ A $ of an equilateral triangle if side $a = 9\, \text{in}$. | 1 |
| 956 | Find the altitude $ h $ of an equilateral triangle if side $a = 60\, \text{in}$. | 1 |
| 957 | Find the altitude $ h $ of an equilateral triangle if side $a = 72\, \text{in}$. | 1 |
| 958 | Find the side $ a $ of an equilateral triangle if area $A = 149\, \text{cm}^2$. | 1 |
| 959 | Find the side $ a $ of an equilateral triangle if altitude $h = 562\, \text{mm}$, perimeter $P = 76\, \text{mm}$, area $A = 288\, \text{mm}^2$, circumcircle radius $R = 838\, \text{mm}$ and incircle radius $r = 390\, \text{mm}$. | 1 |
| 960 | Find the area $ A $ of an equilateral triangle if side $a = 30\, \text{ft}$. | 1 |
| 961 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 2.75\, \text{in}$. | 1 |
| 962 | Find the side $ a $ of an equilateral triangle if side $a = 2.75\, \text{in}$. | 1 |
| 963 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 4\, \text{mm}$. | 1 |
| 964 | Find the side $ a $ of an equilateral triangle if side $a = 60\, \text{in}$ and perimeter $P = 180\, \text{in}$. | 1 |
| 965 | Find the altitude $ h $ of an equilateral triangle if side $a = 60\, \text{in}$. | 1 |
| 966 | Find the altitude $ h $ of an equilateral triangle if altitude $h = 51.96\, \text{in}$. | 1 |
| 967 | Find the side $ a $ of an equilateral triangle if altitude $h = 51.96\, \text{in}$. | 1 |
| 968 | Find the area $ A $ of an equilateral triangle if perimeter $P = 180\, \text{in}$. | 1 |
| 969 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 600\, \text{in}$. | 1 |
| 970 | Find the area $ A $ of an equilateral triangle if side $a = 10\, \text{mm}$ and altitude $h = 10\, \text{mm}$. | 1 |
| 971 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{cm}$. | 1 |
| 972 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{in}$. | 1 |
| 973 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{dm}$. | 1 |
| 974 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 5\, \text{cm}$. | 1 |
| 975 | Find the side $ a $ of an equilateral triangle if perimeter $P = 10\, \text{cm}$. | 1 |
| 976 | Find the side $ a $ of an equilateral triangle if altitude $h = 6\, \text{cm}$. | 1 |
| 977 | Find the side $ a $ of an equilateral triangle if side $a = 49\, \text{in}$, altitude $h = 42.44\, \text{in}$, perimeter $P = 147\, \text{mm}$, area $A = 1039.66\, \text{mm}^2$, circumcircle radius $R = 28.29\, \text{mm}$ and incircle radius $r = 14.15\, \text{mm}$. | 1 |
| 978 | Find the side $ a $ of an equilateral triangle if side $a = 3\, \text{mm}$, perimeter $P = 11\, \text{mm}$ and circumcircle radius $R = 1.5\, \text{mm}$. | 1 |
| 979 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 133\, \text{mm}$. | 1 |
| 980 | Find the side $ a $ of an equilateral triangle if side $a = 1600\, \text{mm}$. | 1 |
| 981 | Find the altitude $ h $ of an equilateral triangle if side $a = 22\, \text{mm}$. | 1 |
| 982 | Find the side $ a $ of an equilateral triangle if side $a = 2\, \text{mm}$, altitude $h = 7\, \text{cm}$, area $A = 7\, \text{cm}$ and circumcircle radius $R = 4\, \text{cm}$. | 1 |
| 983 | Find the altitude $ h $ of an equilateral triangle if circumcircle radius $R = 4\, \text{mm}$. | 1 |
| 984 | Find the side $ a $ of an equilateral triangle if side $a = 4.15\, \text{m}$ and altitude $h = 12.4\, \text{m}$. | 1 |
| 985 | Find the side $ a $ of an equilateral triangle if altitude $h = \frac{ 3 }{ 5 }\, \text{mm}$. | 1 |
| 986 | Find the area $ A $ of an equilateral triangle if circumcircle radius $R = 9\, \text{mm}$. | 1 |
| 987 | Find the side $ a $ of an equilateral triangle if side $a = 4\, \text{in}$. | 1 |
| 988 | Find the circumcircle radius $ R $ of an equilateral triangle if side $a = 4\, \text{in}$. | 1 |
| 989 | Find the perimeter $ P $ of an equilateral triangle if side $a = 323\, \text{cm}$. | 1 |
| 990 | Find the perimeter $ P $ of an equilateral triangle if circumcircle radius $R = 323\, \text{cm}$. | 1 |
| 991 | Find the side $ a $ of an equilateral triangle if side $a = 12\, \text{m}$. | 1 |
| 992 | Find the area $ A $ of an equilateral triangle if side $a = 12\, \text{m}$. | 1 |
| 993 | Find the side $ a $ of an equilateral triangle if side $a = 99\, \text{mm}$. | 1 |
| 994 | Find the side $ a $ of an equilateral triangle if incircle radius $r = 2.5\, \text{in}$. | 1 |
| 995 | Find the side $ a $ of an equilateral triangle if side $a = 7.5\, \text{mm}$. | 1 |
| 996 | Find the incircle radius $ r $ of an equilateral triangle if side $a = 7.5\, \text{mm}$. | 1 |
| 997 | Find the side $ a $ of an equilateral triangle if side $a = 70\, \text{mm}$ and altitude $h = 30\, \text{cm}$. | 1 |
| 998 | Find the side $ a $ of an equilateral triangle if side $a = 150\, \text{mm}$. | 1 |
| 999 | Find the side $ a $ of an equilateral triangle if altitude $h = 1\, \text{in}$. | 1 |
| 1000 | Find the perimeter $ P $ of an equilateral triangle if area $A = 320\, \text{mm}^2$. | 1 |
