Question

Triangle ABC is defined by the points A(-2,1), B(1,3), and C(5,-1).
The area of triangle ABC, rounded to the nearest hundredth, is square units.

Answer 1

would you have to find the distances of the points?

Answer 2

one approach
sketch the diagram to "see" better

Answer 3

yes use the distance formula to get the lengths
area of a triangle = 1/2 * base* height

Answer 4

Ok thank you can i @ you when i get the answer to see if its right?

Answer 5

to the nearest hundredths means to 2 decimal places so calculate to 3 then round

Answer 6

do it here in the "draw' yes

Answer 7

ok