Hi!!! Need help ASAP! Complete the equation.
sin(x+y)/sin(x-y)=

This is on Plato/Edmentum. Thank you!

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart