19.75-6.4=13.35
now 13.35-4.36=8.99
the third piece is 8.99 meter long
Answer:
add all the sides that you have and subtract it from 180
Step-by-step explanation:
Answer:
70%
Step-by-step explanation:
What I did was,I counted by tens on my fingers until I got to 60 and I added 7 to that and I rounded It to the nearest whole percent which was 70 because,It was closest to 67.
Multiply 400 times 0.70 and that’s how you get the % (in this case 280)
I think 7 of them are girls and the rest are boys and how i got this answer is I took the 28 and divided it by 4 and got 7.