If lines through XY and YW form a 90° angle, so that Y is a right angle,
then the product of the slopes of the lines through XY and YW must be -1
let the slopes through X,Y and Y,W be

and

respectively
so




Right answer:
Answer:
<h3>ᎪꪀsωꫀᏒ</h3>
x= 7
Step-by-step explanation:
2x=14
x= 14/2
x= 7
Answer:
b = (d - c)/a
Step-by-step explanation:
ab + c = d
ab = d - c
b = (d - c)/a
Answer:
Step-by-step explanation:
BDC=95
2,3,5,6,7,8 IM sorry if its not the answer u were asking for