Step-by-step explanation:
one hour=60min
2/3 of an hour
=2/3x60=40min
1000 metres in 40 minutes
Besides having solution consisting of rational numbers , solutions of quadratic equation can be irrational or even
Answer: x= -1/2 y=3/4
Step-by-step explanation:
Answer:
180°
cuz when a line (I forgot the name) and radius meet at the circumference they from an angle of 90°