NEED THE ANSWER ASAP The measure of central angle YCZ is 80 degrees.
2 answers:
You might be interested in
In the old aquarium, 3 tablespoons of salt were used for 20 gallons. That's a conversion ratio of
That is, for every gallon of water in the aquarium, there was 0.15 tbsp of salt. So a 50 gallon aquarium, Ill should add
to maintain the salinity.