Because supplementary angles means mA + mB = 180.
Then subtract 80 from 180 which will get you 100.
So B = 100
Answer:
a straight line that does not go through the origin.
Answer:
8 is the right answer
Step-by-step explanation:
in triangle swu,, wT bisect and perpendicular on su
so the triangle is isosceles triangle
therfore,Sw =, 8
R<span> = √(2² + 5²) = √29 = 5 and change. Simple Pythagorean calc. Draw a picture and you will see it.</span>