Okay so you are correct with the gradient of the perpendicular line it is -5/2 however the equation is not y= -5/2 -1 because it is a new Line and has a new y-intercept therefore its Y=-5/2 + C but you have corrected that when doing the formula and have got the right answer
Answer:
15 cm^2
Step-by-step explanation:
Simply multiply the base times the height of the cross section. So 3 x 5 is 15
1/2 brainlest please
Step-by-step explanation:
It would be 0 then 1/2 then 2/2 then finally 1