slope = rise over run = y/x
A (-1,3) slope = 3/-1 = -3
B (1,2) slope = 2/1 = 2
C (-3,-1) slope = -1/-3 = 1/3
2 lines need to be negative reciprocals in order to be a right triangle
negative reciprocal of -3 is 1/3
so this is a right triangle
A = 1/2 bh
A = 1/2 (21)(8)
A = 1/2 (168)
A = 84
Answer:
im pretty sure its N = w^2 + 2w
hope this helps if it does plz brainliest :)
Step-by-step explanation:
Answer:
the answer would be c=81x^28-n I hope it helps!
Answer:
A. Multiply each dimension
Step-by-step explanation:
