Answer:
all the angles add up to 180 degrees
So 180÷6=30
(i got 6 cuz 1+2+3)
so 1=30
2=30*2=60
3=30*3=90
Answer:
y= 44
Step-by-step explanation:
you know 4y so just
×11 and you get 44
Answer:aBy
Step-by-step explanation:you just do it
15/20 is 3/4s or 0.75
1/4 is 0.25