In an a-frame house, the two congruent sides each form a 76° angle with the ground. what is the angle formed at the peak by the two sides?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

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?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52