Which one is question 20??
8.romb
Step-by-step explanation:
thats all I know
9514 1404 393
Answer:
x = 31
Step-by-step explanation:
The sum of angles in a triangle is 180°.
98° +51° +x° = 180°
x° = 31° . . . . . . . . . . . . subtract 149°
x = 31
Answer:
5x-18=4x+7 ( vertical opposite angle)
5x-4x=7+18
x=25
if you don't have a Unit Circle yet, this is a good time to get one, you can find many online, check maybe in yahoo images, or google images.
Check the picture below.
notice the section encircled in purple.