PLEASE HELP!!
What is the slope of the red line? (rise/run choosing points on the line)

Predict the sales amount for 70 people.

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

Don't know how to find x given these segment lengths

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?