Sam has a strip of wood that is 3 4 foot long and 1 6 foot wide. He wants to use the wood to patch a damaged area on his desk. H
ow much of the desk will the patch cover? Drag and drop a value to the box to correctly complete the sentence.
The patch will cover______square foot of the desk.
1. 2/9
2. 1/8
3. 1/5
4. 3/10
The patch will cover______square foot of the desk.
1. 2/9
2. 1/8
3. 1/5
4. 3/10
2 answers:
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the value of x is 8 cm.
<u>Step-by-step explanation:</u>
Correct Question : In the diagram, the radius of the outer circle is 2x cm and the radius of the inside circle is 6 cm. The area of the shaded region is 220π cm2. What is the value of x? Enter your answer in the box.
We have ,
the area of a circle = πr²
the outer circle area =
the inside circle area =
According to Question,
the outer circle area - the inside circle area = he shaded region
⇒
⇒
⇒
⇒
Therefore , the value of x is 8 cm.