Answer:
hmmm 38
Step-by-step explanation:
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Absolute Value of a number is the positive of whatever to total value is. For example |-12| = 12, and |32| = 32
Find their gradients using the change in y coords divided by the change in x coords. once you have the gradients (or slopes), multiply them by eachother - if the product is (-1) then theyre perpdendicular, if not, they are either parallel or intersect at a point
