Question

The vertices of a right triangle are (–3, 5), (4, –1), and (4, y).

What is the value of y?

A.
–3

B.
–1

C.
4

D.
5

Answer 1

@sammixboo

Answer 2

@sammixboo help please

Answer 3

@sleepyhead314

Answer 4

@jim_thompson5910

Answer 5

Let's label the three points

A = (–3, 5)
B = (4, –1)
C = (4, y)

what is the slope of the line AB?

Answer 6

you can use a visual approach or the slope formula

\[\Large m = \frac{y_{2}-y_{1}}{x_{2}-x_{1}}\]

Answer 7

I recommend you use the slope formula

Answer 8

okay