round your answers to the nearest hundredth. if applicable, click on
"undefined."
for each expression, make sure you are in the correct calculator mode.
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x
5
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csc (- 180°) - 0
sec 315º - 1
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Use the distance formula to determine the distance that point q is from r on the hypotenusebased on a 2-3 ratio.i need asap !

I’m still confused on how to work the percentages

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?