Given:
Equation of a circle

Required:
Find the center and radius of the circle. Then graph of circle.
Explanation:
We have a standard equation of circle

Whose radius is (h, k) and radius r.
We have equation of a circle

Now, we will compare with standard equation of a circle

Graph of circle is
Answer:
Hence, this is the answer.
Answer:
-2x-15
Step-by-step explanation:
Answer: 0
Step-by-step explanation:
Add −66 and 66. 0
X=30 degrees & x=60 degrees
Answer:
Prepositions
Step-by-step explanation:
Prepositions are usually used in front of nouns or pronouns and they show the relationship between the noun or pronoun and other words in a sentence