squaring pi


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Square
A square is a parallelogram having all its sides equal and all its angles equal. Its other properties are: (i) The diagonals bisect each other at right angles and are equal. (ii) The diagonals bisect the angles at each vertex and each half is equal to 45 o ...
The surface area of a sphere is 64π square units. Find the radius o..
The surface area of a sphere is 64 π square units. Find the radius of the sphere. => 8 units or 4 8 3 units or 4 3 units or 8 3 units or 4 units..
A circle is inscribed in a square of side length 25 cm. What is the ar..
A circle is inscribed in a square of side length 25 cm. What is the area of the shaded region of the square? [Round the answer to the nearest tenth, use π = 3.14] => 135.4 cm 2 or 134.4 cm 2 or 136.4 cm or 133.4 cm 2..
The total surface area of a cone is 60 square inches. If its slant hei..
The total surface area of a cone is 60 square inches. If its slant height is four times the radius, then what is the base diameter of the cone? Use π = 3 . => 12 in. or 8 in. or 4 in. or 2 in...
A circle is inscribed in a square of side length 25 cm as shown. What ..
A circle is inscribed in a square of side length 25 cm as shown. What is the area of the shaded region? [Round the answer to the nearest tenth.] Use π = 3.14 => 133.4 cm 2 or 135.4 cm 2 or 136.4 cm or 134.4 cm 2..
A circle with center O is inscribed in a square of side 16 in. Find th..
A circle with center O is inscribed in a square of side 16 in. Find the area of the shaded region. [Take π = 3.14] => 60.04 in. 2 or 55.04 in. 2 or 59.04 in. 2 or 61.04 in. 2..
There are two cans, each having a height of 14 cm. One can is cylindri..
There are two cans, each having a height of 14 cm. One can is cylindrical and the diameter of its base is 6 cm. The other can has a square base of side 9 cm. Which one of the two cans has a larger capacity? [Use π = 3.] => Cylindrical can or Both have equal volumes or Sq..
The area A of a circle varies directly as the square of its radius r. ..
The area A of a circle varies directly as the square of its radius r . Express A as a power function of radius r by using the constant of variation π . => A = π r 2 or A = π r 4 or A = π r or A = π r 3..
A plot of land as shown has to be levelled. If the rate of levelling i..
A plot of land as shown has to be levelled. If the rate of levelling is $24 per square meter, then find the total charges for levelling. [ Take π = 3, a = 8 m, b = 6 m and c = 3 m. ] => $1737.12 or $1395.12 or $1521.12 or $1369.12..
Select the correct statement / statements1. A chord that divides a cir..
Select the correct statement / statements 1. A chord that divides a circle into two equal parts is called the diameter of the circle. 2. If P and Q are two points on the circle, PQ ‾ ≤ the diameter 3. Area of the circle is equal to π 4 × square of the length ..
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