What do i do when my headphones don't work because we are do a assignment

Convert 2000 swiss francs to dutch guilders

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.