Triangle PRQ is half of an equilateral triangle. If angle P  is 30°  is What is the value of cos 30° ?

Triangle PRQ is half of an equilateral triangle.  If angle P is 30°  is What is the value of sec 60° ?

If triangle ABC is an equilateral triangle of side 'a', its area will be ________.

In a right triangle, if one acute angle measures 30 degrees, what is the measure of the other acute angle?Choices:- 30 degrees 45 degrees 60 degrees 90 degrees

Is this statement always, sometimes, or never true?If ∠P and ∠Q are acute angles in a right triangle, then sin(P)=cos(Q).alwayssometimesneverSubmit

In the diagram, pentagon TPSRQ is constructed from equilateral triangle PTQ and squarePQRS. The measure of the angle STR is equal to