Start point A = (-4, 1) over y, A = (4,1) over x, A = (4, -1) rotated 180 degrees.
I believe it would be -5.25
Use slope formula: y2-y1/x2-x1
XZ: -5/9
YZ: 2/7
XY: -7/2
XYZ is a right triangle because two of these slopes have a product of -1.
(YZ and XY does). We are all busy these days.
Answer:
13 cm
Step-by-step explanation:
AC=BD=13 cm
