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If a, b,c be the sides of a triangle ABC with right angle at C. The medians AD and BE have slopes 1 and 2 respectively. Then ab = kc where 36 k equals………

If {x} denotes the fractiona part of x, then {42n15},n∈N, is ________________

If ABCD is a quadrilateral in which ABCD and AD=BC, prove that ∠A =∠B.

In a quadrilateral ABCD, it is given that AB=AD=13.BC=CD=20.BD=24 If r is the radius of the circle inscribable in the quadrilateral,then what is the integer closest to t?

If the sides of a quadrilateral ABCD touch a circle prove that

AB+CD=BC+AD.

एक वृत्त के परिगत एक चतुर्भुज ABCD खींचा गया है सिद्ध कीजिए

AB+CD=AD+BC

In quadrilateral ABCD , BC=AD , BC||AD , then which of the following is false?

The figure ABCD is a quadrilateral in which AB=CD and BC=AD . Its area is-

In the quadrilateral ABCD, AB=BC and AD=DC Measure of ∠BCD is . . . . . . .

In the quadrilateral ABCD, the circle is horizontal (see image) AB + CD = AD + BC.

Quadrilateral ABCD is drawn to circumscribe a circle. Prove that AB+CD=AD+BC.

यदि एक चतुर्भुज ABCD वृत्त के परितः स्थित हो तो सिद्ध कीजिए कि AB+ DC= AD+ BC.

In the figure ABCD is a quadrilateral in which AB=AD And BC=DC Prove that BE=ED

यदि चतुर्भुज ABCD में AB∣∣CD और AD=BC है तो सिद्ध कीजिए कि ∠A=∠B

If the sides of a quadrilateral ABCD touch a circle prove that

AB+CD=BC+AD.