Well first you take 17 and you then take 14 and 19 and you add that all together and you get 50 then you divide 50 in divide that by 3 and you get 16.6
Well, if you are measuring the area or volume of a figure, then there are different formulas when it comes to spheres, triangles, squares, and etc.
Basically the formulas different, and you need the right formula that goes with that specific shape.
Example: I have a triangle and all its sides are 3 cm. But I only tell you that all my figure's sides are 3 cm. You would need to know the shape of it to do anything worthwhile with that information.
Answer:
t - (-2,-1)
q - (1,-3)
r - (3,3)
s - (0,2)
Step-by-step explanation: