a wildlife photogropher photographs a crocadile and then paddles against the river current for 6 km. then, hoping to photograph a hippopotamus, she paddles 15 km across a lake for one hour longer than she paddled up the river. find the speed of the boat as she paddles the lake if the river current is 2 km/h

My granny don't play doh.

Step-by-step explanation:

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.