0.56 4 and below round it down, 5 and above round it up.
Step-by-step explanation:
We don't know if AB is a hypotenuse or leg.
<u>If AB is hypotenuse:</u>
<u>If AB is leg:</u>
Well im not good at this ,butt I'll tell you something. An open dot means that point is not included , soo something like y<208 would mean 208 is not included and have an open dot, butt a closed dot means the point is included, such as <_ 450. ( The line is supposed to be under < butt i don't know how to do that.) Hope this helps
Answer:36
Step-by-step explanation:

for every 7 students there are 4 girls, so for every 84 there must be 48
7*12=84
4*12=48
so, in all 84 students there are 48 girls
so amount of boys=84-48=36
there are 36 boys