yes
A 30-60-90 right triangle is one in which the three angles of the triangle 30, 60 and 90 degrees. The length of the sides of such a triangle have the ratio 1:2:square root of 3. The 1 is opposite the 30 degree angle, the 2 is opposite the 60 degree angle and the square root of 3 is opposite the 90 degree angle.
1 degree = 60 minutes of arc 1/2 o = 60/2 ' = 30'
It is a triangle with 90, 60, and 30 degree angles.
90
That point is in southeast Iran, about 62 miles northwest of Zahedan.
a 60 degree angle is twice the size of a 30 degree angle.
What country having 15 degree - 30 degree South latitude, 45 degree - 60 degree East longitude
yes
90
a 60-degree angle
cos 60
A right angle
18/cos(60) = 36 units in length
west siberian plain
Brazil
9