For this case we have that by definition, the area of a circle is given by:
Where:
r: It is the radius of the circle
As data we have that
Then, replacing we have:
Taking
A = 113.04
So, the pool area is
Answer:
9.The perimeter of a rectangle whose length is 7.5cm and breadth 3.75cmRequired to answer. Single choice.
2 answers:
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Answer:
EH = 13 in
Step-by-step explanation:
Angle between a tangent and radius is right, that is
∠ EBH = 90° and so Δ EBH is right
Using Pythagoras' identity in the right triangle
EH² = BE² + BH² = 5² + 12² = 25 + 144 = 169 ( square root both sides )
EH = = 13