you use the formula A = pi r2. r is the radius and a is the area of a circle. you can use the formula in revers by doing the r = squareroot(A/pi).
a easy way to remember the formula pi r2 is to remember that "pies are square" even though they are round.
Alberto Radi was born in 1919.
Alberto Radi died in 1989.
Abdelwahed Radi was born in 1935.
Ar-Radi died in 940.
Ar-Radi was born in 907.
Akbar Radi was born in 1939.
Radi Nedelchev was born in 1938.
Radi Rum is a desert in Jordan, which is near Egypt.
radi abdel jawad or ahmed radi
Nuha al-Radi was born in 1941.
Nuha al-Radi died in 2004.
Husain al-Radi died in 1963.