Find the area of the blue sector. use 3.14 for pi and round to the nearest hundredth.

a)
0.52 in2

b)
3.66 in2

c)
25.64 in2

d)
128.22 in2

*i would like to know how you did it too, it would really me*

Option C

Step-by-step explanation:

we know that

The area of a circle is equal to

we have

substitute

Remember that

degrees subtends the complete area of the circle

so

by proportion

Find the area of the blue sector for an angle of degrees

step-by-step explanation:

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,