What type of triangle is formed by joining the points D(7, 3), E(8, 1), and F(4, -1)?
1 answer:
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Answer:
1) 0.75
2) y = x - 3
3) (4, 0); (0, -3)
Step-by-step explanation:
Convert to slope-intercept form (y = mx + b) by solving:
y = x - 3
m is the slope, so or you can write as 0.75.
To find the x and y intercepts, set the y value to zero and solve (x-intercept), and b is the y-intercept.