Answer:im in 9th so im going to say 3)30/y\80
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
An exterior angle of a triangle is equal to the sum of the opposite interior angles.
see the attached figure to better understand the problem
so
∠DEF=∠ECD+∠CDE
substitute the given values

solve for x
Combine like terms

Group terms



Find the measure of angle CDE

substitute the value of x

Answer:
A
Step-by-step explanation:
It's not B, since that is describing a <em>line graph</em>.
It's not C, since that is describing a <em>table</em>.
Out of <em>A and D, they both work</em>, but A sounds more fitting.
Answer:
b
Step-by-step explanation:
With the info provided most likely this amount.