Which triangle’s area can be calculated using the trigonometric area formula?

The surface area (sa) of a cube with a as the length of each of its sides is given by the formula . if the surface area is known, how can you rewrite the formula to find its side?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?