Which of the following can form a cross section? A a point and a triangle

B a plane and a cone

C a circle and a square

D a line and a point

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Which sums are equal to 1hold 6/8? choose all answers that are correcta.1/8+6/8b.12/8+2/8c.8/8+1/8+1/8+1/8+1/8+1/8+1/8d.8/8+6/8