90 degrees plus 49 degrees is 139 degrees 180 degrees minus 139 degrees = 41 degrees
90+49=139
180-139= 41
answer 41 degrees
A trapezoid falls under the definition.
Hope it helped!
~JustastudentXD
Answer:
-0.4
I am pretty sure
Step-by-step explanation:
Answer:
B = 80
Step-by-step explanation:
y = 4x
y = 1/2x + 280
Substitute one equation into another.
4x = 1/2x + 280
Combine like terms
3.5x = 280
x = 80
