In the diagram at the right line segment ab and dc represent adjustable supports of a basketball hoop. Explain why line segment ad is always parallel to line segment bc 

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Which expression is equivalent to -5(3x - 6/7)