The picture shows a triangular island:
which expression shows the value of c?
b over tan 45 degrees
b over cos 45 degrees
a cos 45°
a tan 45°

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

X+y=-4 x-y=2 use elimination with adding and subtraction

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?