The price of a sandwich is $2.50 more than the price of a smoothie, which is d dollars. What does the expression d +25 represent? The expression represents the (select)

Which statement is always true? a. square bcdf is a rectangle. b. rectangle gjkm is a square. c. quadrilateral stpr is a trapezoid. d. parallelogram abcd is a rhombus.

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4? r^2. write your answer in scientific notation.

Solve the system of equations. y=3x-1 and y=-2x+9. show work