Question

Which is the 30o-60o-right triangle theorem?
In a right triangle, the hypotenuse is twice as long as a leg if, and only if, the measure of the angle opposite that leg is 30o.
In a right triangle, the hypotenuse is three times as long as a leg if, and only if, the measure of the angle opposite that leg is 30o.
In a right triangle, the hypotenuse is twice as long as a leg if, and only if, the measure of the angle opposite that leg is 60o.
In an equilateral triangle, the hypotenuse is twice as long as a leg if, and only if, the measure of the angle opposite that leg is 30o.

Answer 1

i think its A but im not sure