Answer:
w=
or w=7.1142857
Step-by-step explanation:
add 2.5 to both sides
divide 17.5 from both sides
and you get your answers
Answer:
56.1 cm²
Step-by-step explanation:
In any circle the area (A) of a sector is
A = area of circle × fraction of circle
= πr² × 
= π × 8.91² × 
=
≈ 56.1 cm²
So there are 50 teens total
16% have no sibblings
so we must find 16% of 50
16%=16/100=0.16
'of' can be translated as multiply so
0.16 times 50=8
there were 8 teens who have no sibblings
Answer:
45
Step-by-step explanation:
h