Answer:
temperature
Step-by-step explanation:
it dropped by 15 so it subtracted 15. - 15
I got you
Step-by-step explanation:
y=-2/3x-2
Answer:
the first equation the y intercept is -2
Answer:
sorry don't know the answer
Answer:
angle BEF = 100 degrees
Step-by-step explanation:
For a regular 9-sided polygon (nonagon),
each exterior angle = 360/9=40 degrees
each interior angle = 180-40 = 140 degrees.
Referring to diagram, in the trapezoid (trapezium) BCDE, the base angles are 180-140 = 40 degrees.
Therefore angle DEB = 40 degrees
that leaves BEF = 140-40 = 100 degrees