Which Indian cricketer is known as "Brown Bradman"?
Among several athletes who have run barefoot in the history of Olympic Games, who ran barefoot in 1986 Summer Olympics?
Who was the fourth (and the first female) Prime Minister of the State of Israel?
What do cygnets grow up to be?
What are ratites?
In June 2009, Canada announced plans to extend which national park?
Which festival in honour of a Roman god was forbidden in Rome in 186 BC?
Alberta is one of two Canadian provinces that is land-locked. What is the other?
What ancient Sumerian city stood on the banks of the Euphrates River between 3200 and 2300 BC?
The people of which extremely wealthy city in what is now southern Italy became a byword for people living..............
In each square, the blue and red areas are equal.
If R is the radius of the quarter-circle on the left and r is the radius of the circle on the right, what is R/r
Ans : 1
Both are have a same radius
If you complete the first circle it will cover 4 squares, in other words its area will be 4 times of the smaller one, thus R^2=4*r^2 ----> R/r=2
The blue figure is made of five quarter-circle arcs (each with integer radius) and a segment of length 4, which is the base of a square grid.
What is the area of the blue figure?
In a square with a side length of 1, two quarter circles are drawn and a circle is inscribed between the quarter circles, as shown in the diagram.
What is the radius of the inscribed circle?
ABCD is a square with side length R. Find the radius of the red circle in terms of R?
Three differently sized circles and a line can be positioned so that they are all mutually tangent to one another, as shown below. If the largest circle has radius 225 and the medium circle has radius 100, what is the radius of the smallest circle?
If you knew that the radius of the big circle and the big arcs is 5 cm, what is the area of the yellow region?
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