Question

If lines are perpendicular, the angles at which they intersect will all measure_____ degrees?

90 degrees????isnt??

Answer 1

that's right :)

Answer 2

yes true..:)

Answer 3

if you want to learn more about this use this site: http://www.mathsisfun.com/geometry/parallel-perpendicular-lines-planes.html

it also has other helpful explanations on it. :)

Answer 4

Wow.. thank you again..

Answer 5

yw :)