Maths-
General
Easy

Question

The angles of a right-angled triangle are in A.P. The ratio of the in-radius and the perimeter is -

  1. (2 –square root of 3) : 2square root of 3  
  2. 1: 8(2 +square root of 3 )  
  3. (2 +square root of 3) : 4 square root of 3  
  4. none of these  

The correct answer is: (2 –square root of 3) : 2square root of 3

Related Questions to study

General
Maths-

In a ABC, if fraction numerator R over denominator r end fraction  2, then the triangle is -

In a ABC, if fraction numerator R over denominator r end fraction  2, then the triangle is -

Maths-General
General
Maths-

abc =

abc =

Maths-General
General
Maths-

If the altitudes of a triangle be 3, 4, 6 then its in-radius is -

If the altitudes of a triangle be 3, 4, 6 then its in-radius is -

Maths-General
parallel
General
Maths-

4Rr cosfraction numerator A over denominator 2 end fractioncosfraction numerator B over denominator 2 end fractioncosfraction numerator C over denominator 2 end fraction=

4Rr cosfraction numerator A over denominator 2 end fractioncosfraction numerator B over denominator 2 end fractioncosfraction numerator C over denominator 2 end fraction=

Maths-General
General
Maths-

If the area of a triangle is 81 square cm and its perimeter is 27cm then its in-radius in centi-metres is -

If the area of a triangle is 81 square cm and its perimeter is 27cm then its in-radius in centi-metres is -

Maths-General
General
Maths-

(r1 + r2) (r2 + r3) (r3 + r1) =

(r1 + r2) (r2 + r3) (r3 + r1) =

Maths-General
parallel
General
Maths-

r2 r3 + r3 r1 + r1 r2 =

r2 r3 + r3 r1 + r1 r2 =

Maths-General
General
Maths-

If the sides be a, b, c then fraction numerator r subscript 1 end subscript minus r over denominator a end fraction plus fraction numerator r subscript 2 end subscript minus r over denominator b end fraction=

If the sides be a, b, c then fraction numerator r subscript 1 end subscript minus r over denominator a end fraction plus fraction numerator r subscript 2 end subscript minus r over denominator b end fraction=

Maths-General
General
Maths-

In any ABC, cosA + cosB + cosC =

In any ABC, cosA + cosB + cosC =

Maths-General
parallel
General
Maths-

In any ABC, sinA + sinB + sinC =

In any ABC, sinA + sinB + sinC =

Maths-General
General
Maths-

In an equilateral triangle the in-radius and the circum-radius are connected by -

In an equilateral triangle the in-radius and the circum-radius are connected by -

Maths-General
General
Maths-

If the sides of a triangle are 3 : 7 : 8 then R : r =

If the sides of a triangle are 3 : 7 : 8 then R : r =

Maths-General
parallel
General
Maths-

In a triangle ABC,fraction numerator a cos invisible function application A plus b cos invisible function application B plus c cos invisible function application C over denominator a plus b plus c end fraction is equal to -

In a triangle ABC,fraction numerator a cos invisible function application A plus b cos invisible function application B plus c cos invisible function application C over denominator a plus b plus c end fraction is equal to -

Maths-General
General
Maths-

In a ABC, 2R2 sinA sinB sinC =

In a ABC, 2R2 sinA sinB sinC =

Maths-General
General
Maths-

If 8R2 = a2 + b2 + c2, then the  is -

If 8R2 = a2 + b2 + c2, then the  is -

Maths-General
parallel

card img

With Turito Academy.

card img

With Turito Foundation.

card img

Get an Expert Advice From Turito.

Turito Academy

card img

With Turito Academy.

Test Prep

card img

With Turito Foundation.