" (iv) "[4r^(2)+16r+13sqrt(3)

The largest area of the trapezium inscribed in a semi-circle or radius R , if the lower base is on the diameter, is (a) (3sqrt(3))/4R^2 (b) (sqrt(3))/2R^2 (3sqrt(3))/8R^2 (d) R^2

The largest area of the trapezium inscribed in a semi-circle or radius R , if the lower base is on the diameter, is (a) (3sqrt(3))/4R^2 (b) (sqrt(3))/2R^2 (3sqrt(3))/8R^2 (d) R^2

The largest area of the trapezium inscribed in a semi-circle or radius R, if the lower base is on the diameter is (3sqrt(3))/(4)R^(2)( b) (sqrt(3))/(2)R^(2)(3sqrt(3))/(8)R^(2) (d) R^(2)

The largest area of the trapezium inscribed in a semi-circle or radius R , if the lower base is on the diameter, is (a) (3sqrt(3))/4R^2 (b) (sqrt(3))/2R^2 (c) (3sqrt(3))/8R^2 (d) R^2

Three equal circles each of radius r touch one another. The radius of the circle touching all the three given circles internally is (a) (2+sqrt(3))r (b) ((2+sqrt(3)))/(sqrt(3))r (c) ((2-sqrt(3)))/(sqrt(3))r (d) (2-sqrt(3))r

Show that 16R^(2)r r_(1) r _(2) r_(3)=a^(2) b ^(2) c ^(2)

Show that 16R^(2)r r_(1) r _(2) r_(3)=a^(2) b ^(2) c ^(2)

Show that 16R^(2)r r_(1) r _(2) r_(3)=a^(2) b ^(2) c ^(2)

If f: R->R is a function satisfying f(x+y)=f(x y) for all x ,y in R and f(3/4)=3/4 , then f(9/(16)) is a. 3/4 b. 9/(16) c. (sqrt(3))/2 d. 0

If f: R->R is a function satisfying f(x+y)=f(x y) for all x ,y in R and f(3/4)=3/4,t h e nf(9/(16))= a. 3/4 b. 9/(16) c. (sqrt(3))/2 d. 0