Answer:
104
Step-by-step explanation:
subtract [4-100] Which equals [ =96] then add [+8] which equals=104
Every piece of cord is 1/10 of a meter long
10+5x+5y is the simplified version
Answer:
The area of the sector is 
Step-by-step explanation:
step 1
Find the area of the circle
The area of the circle is equal to

we have
----> the radius is half the diameter
substitute


step 2
Find the area of a sector with a central angle of (2pi/3)
Remember that
The area of
subtends a central angle of 
so
by proportion
Let
x----> the area of the sector
