How do I solve for x?
I got the answer I don't know how to solve it

What is not true about kl and mn? what is mn? (show your work)

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.