30 ft 10 ft ;
20 ft
10 ft
10 ft
a. How much carpet does he need?
b. The carpet costs $3 per square
foot. How much will it cost to
carpet the bedroom?

step-by-step explanation:

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: