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Question 1
If be an interior angle of a regular octagon then find the value of
Question 2
In the figure given below, AB is the diameter of the circle whose centre is at O. Given that then and respectively are
Question 3
If A, B, C, and D are the successive angles of a cyclic quadrilateral then what is cos A + cos B + cos C + cos D equal to?
Question 4
Let ABC be a triangle in which and AC = x < BC. Let the circle with centre at C and radius x meet BC at D. Let CF be the perpendicular drawn from C meeting AD at F.
Statement I : Triangle ACD is isosceles but not equilateral.
Statement II :
Which of the following is correct in respect of the above statements?
Statement I : Triangle ACD is isosceles but not equilateral.
Statement II :
Which of the following is correct in respect of the above statements?
Question 5
If the radius of a circle is increased by 6% then its area will increase by
Question 6
The diameter of a wheel that makes 452 revolutions to move 2 km and 26 decametre is equal to
Question 7
Let PAB be a secant to a circle intersecting at points A and B , and PC is a tangent . which one of the following is correct ?
Question 8
In the figure given above, PQ is a diameter of the circle whose centre is at O. if then what is the value of
Question 9
Consider the following statements:
1) if two triangles are equiangular, then they are similar.
2) If two triangles have equal area, then they are similar.
Which of the statements given above is/are correct?
1) if two triangles are equiangular, then they are similar.
2) If two triangles have equal area, then they are similar.
Which of the statements given above is/are correct?
Question 10
The length of a line segment AB is 2 units. It is divided into two parts at the point C such that AC2 = AB × CB. What is the length of CB?
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Apr 28CDS & Defence