SOMEONE PLZ HELP WITH ALGEBRA 1 HOMEWORK

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

What is 140% of 25? because i need

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