Let triangle ABCcongruent triangle DEFand their area be respectively 64 CM square and 121 CM square if the ratio is equals toif EF 15.4 cm find BC
Find the point on the x-axis which is equidistant from (5,-5)&(-2,9)
Two tangents PA a d PB drawn from an external point to a circle with centre o.
Prove that AOBP is a cyclic quadrilateral