8minus 2n +3p has how many terms

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?