Answer:
for any pentagon the interior angles add up to n-2 times 180 degrees.
n-2
180(n)
I think its 28.5, but you should check with someone else.
Answer:
y=3x-1/5
Step-by-step explanation:
we have to move 1/5 to the other side
1/2 x 9/9 = 9/18
4/9 x 2/2 = 8/18
9/18 + 8/18 = 17/18
17/18 is less than 1
so your answer is false
hope this helps
Since grades are out of 100, you can just subtract 75 from 90 which is 15. the percent of increase in the student's grade is 15%