Last year there were 120 students in choir. This year, 30% more students took choir. How many students are taking choir this yea
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
We want to find
This can be rewritten as;
Recall that;
We evaluate now to obtain;
Answer:
Two angles are called complementary if their measures add to 90 degrees, and called supplementary if their measures add to 180 degrees. ... For example, a 50-degree angle and a 40-degree angle are complementary; a 60-degree angle and a 120-degree angle are supplementary
