a slide 3.1 meters long makes and angle of 53 degrees with the ground. to the nearest tenth of a meter, how far from the ground is the top of the slide?

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?