Well draw a box with 10 squares going up and 20 square is going sideways and then shade and 5/8 of it
Answer: 6
Step-by-step explanation:
Let's use a rule of three here.
2 rooms in 1/3 h
x rooms in 1 h

Solve for x;

Remember that when you divide by a fraction, you invert the fraction and multiply by the numerator.
1/3 inverted is 3/1 or 3


<span>c)1 + 2cot^2x + 2cscx cotx
because cosc^2x=1+cot^2x</span>