Evaluate variable expressions
1 answer:
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Answer:
<h2>3 g/cm³</h2>Step-by-step explanation:
The density of a substance can be found by using the formula
From the question we have
We have the final answer as
<h3>3 g/cm³</h3>Hope this helps you
Answer:
C.
Step-by-step explanation:
Recall that the sum of the (3) interior angles of a triangle <em>must</em> equate to 180.
In other words:
Where x is our unknown angle. So, we need to solve for x.
On the left, add 55 and 20:
Subtract 75 from both sides. The left side cancels:
Therefore, the third angle is 105 degrees.
Our answer is C.