What is the answer topic=middle school mathematics

the answer must be D

Step-by-step explanation:

14+3+15+16=48 first you add all the coins up then see what the percent is then turn it in to a fraction

14/48 29.16666666666666666666666666...%

3/48=6.25%=6 1/4

15/48=31.25%=31 1/4%

16/48 33.333333333333333333...% or 33 1/3%

here's a link to a percent calculator online and it works

https://percentagecalculator.net/

hope this helps

i don't see nikolas work.

step-by-step explanation:

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation: