Area yellow =11 x 6
= 66
red area = 7 x 2
=14
area of yellow
66 - 14 = 52
Answer:
9
Step-by-step explanation:
Cross Multiply: 
Simplify: 4x=36
x=9
F=4 and y=3 those are the answers
Answer:
The total length of the border is 
Step-by-step explanation:
we know that
The circumference of a circle is equal to

we have

assume

substitute

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