If the measure B is 40 degrees, what measures can A and C be? Select the three correct answers.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Describe the relationship between the angles of similar triangles and the sides of similar triangles