The measure of each angle of an isosceles triangle is Select one:
a. 15
b. none of these
c.5
d. 30
e. 90

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.

i think it will be zero as slope has a formula of difference between initial and final distance divided by itz time interval