Answer:
9x over x+9
Step-by-step explanation:
For each problem, use the inscribed angle theorem.
19.

20.

21.

LN is a diameter, so arc LN has measure 180º, and so

Answer:
Every number in the pattern is greater than the previous number.
Answer:
cindy=15 grandmother=75
Step-by-step explanation:
90 divide 6 equal to 15