Which statements are true for the following expression? 30 · (8 + 7 + 3) Check all that are true. The solution is the product of
1 answer:
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The value of x is 55°
Step-by-step explanation:
Given figure is a parallelogram.
In a parallelogram, the opposite sides are equal and parallel and the opposite angles are equal.
This means that,
in the given parallelogram
m∠A=m∠C=x°
m∠B=m∠D=(2x+15)°
The sum of interior angles of a parallelogram is 360 degrees.
So,
m∠A+m∠B+m∠C+m∠D=360°
Putting the values of angles
The value of x is 55°
Keywords: Parallelogram, angles
Learn more about parallelograms at:
#LearnwithBrainly
Answer:
7.8655
Step-by-step explanation:
Given the functionl
Where,
We have, replacing,
We need to derivate and verify for stable equilibrum that,
Then,
Roots in,
We obtain U"(x), then we have
For Unestable
For Stable