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The length of radius of the circle in the figure

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The sum of three consecutive odd numbers is 33. Which will be the least number?

In the figure, AB=4 centimetres, BC =5 centimetres. <B=90° cos C is:

The factors of x3-4x2+x+6 is:

PQRS is a rhombus with area 24 square centimetres. One of is diagonal PR-6 centimetres. The length of PS is:

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In the figure, O is the centre of the circle and A, B, C are points on it. <OAC=22°, <OBC= 42°. The measure of <BOA is :

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In an AP first term is 30; the sum of first three terms is 300, write third terms
In an AP first term is 30; the sum of first three terms is 300, write first three terms :
If 1 + 2+ 3+ ...... + n = 666 find n:
Find the value of 16 + 17 + 18 + ....... + 75
Find the sum of the first 15 multiples of 8
Find the sum of first 24 terms of the AP whose nth term is 3 + 2n
Sum of odd numbers from 1 to 50
Sum of even numbers from 1 to 50
Find the sum first 20 consecutive natural numbers.
Find the sum of first 22 terms of the AP: 8, 3, -2, .....
The coordinates of the centre of a circle are (4, 2) and its radius is 5. Which among the following is a point on the circle?
The fraction to be added to m²-5/6m +17/144 to make it a perfect square is :

A square pyramid is cut, open and laid flat as in the figure below. What is the surface area of this pyramid ?

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Which among the following statement is true in the figure?

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In the trapezium ABCD, AB=3 centimetres, BD=5 centimetres, BC=6 centimetres. The area of the trapezium is:

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What is the coordinates of the mid point of the line joining the points (-.5, 3) and (9,-5)?
Raju, David and Sonu shared a sum of money in the ratio 2:5:7 respectively. David got 750 rupees. How much money did they divide?
Which among the following is always a cyclic quadrilateral?

In the figure, BC is a chord and PA is a tangent to the circle. PB=4 centimetres, PA=6 centimetres, the length of the chord BC is:

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The fractional form of 0.875 is:
The sum of the inner angles of a polygon is 5760°. The number of sides of the polygon is:
1 മുതൽ 20 വരെയുള്ള നിസർഗ സംഖ്യകൾ ഓരോന്നും ഓരോ കടലാസു കഷണത്തിൽ എഴുതി ഒരു ബോക്സിൽ വച്ചിരിക്കുന്നു. അവയിൽ നിന്ന് ഒരു പേപ്പർ കഷണം എടുത്തപ്പോൾ അതിൽ ആഭാജ്യ സംഖ്യ (prime number) വരാനുള്ള സാധ്യത എത്ര?

In the figure, O is the centre of the circle and PA is a tangent to it. The point P is 10 centimetres away from the centre of the circle. The diameter of the circle is 10 centimetres. <POA=

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The method suitable to teach the theorem "A perpendicular drawn from centre of a circle to a chord bisect it" is:
Which one is not included in the 'hierarchy of learning' given by Robert M Gagne ?
Which among the following is not an example of postulate ?
Advance organiser model is based on the learning theory of the psychologist:
Project method is best suitable for:
Richard Suchman is associated with:
Who used 'cuneiform' writing mostly for representing numbers?
Equation of a line passing through (2, 3) which is perpendicular to the line 5x+2y-8-0 is:
Which is the first step of problem solving method?

A student wrote x5x x3=x15 As a mathematics teacher, you:

Number equivalent to the Roman number CDLXXXIX is:
The difficulty faced by a teacher to prepare a good MCQ (Multiple Choice Question) type test is:
A student wrote √3+ √2 = √5. What is the reason for this mistake?
"Mathematics is a way to settle in the mind of children a habit of Reasoning". This definition was given by :
Who developed Dalton plan?
Who is known as the "Prince of Mathematics" ?
Which among the following is least related to daily life?
Basic Principle behind Permutation is:
Solution of the system of linear inequalities 2x+5>1 and 3x-4≤5 is:
Field trip is inappropriate to teach the topic :
Which one is not a characteristic of Mathematics ?