Question

Geometry Question!!!! One method you can use to determine whether a triangle is a right angle, given three side lengths, is to apply the Converse of the Pythagorean Theorem. Alternately, you can use trigonometric ratios. show that the triangle in the diagram in the diagram is a right triangle by using trigonometric rations.

Answer 1

you know the sine of angle A from right triangle trig
find the arcsine of that number
if you get 90, you know it is a right triangle

Answer 2

you got this or no?

Answer 3

working on it

Answer 4

I have no idea