I have said many times that "DO NOT SEND SIMILAR QUERIES BECAUSE LINK COULD NOT BE OPENED DUE TO SOME TECHNICAL PROBLEM".So Expert Alisha kindly do not send link.?
-Repeating the question:-?
Answer the 7th question.
Q.7. A rectangle with one side of length 4 cm is inscribed in a circle of diameter 5 cm. Find the area of the rectangle.

Dear student,

Let the length of side CD=4 cmDiameter of circle=Diagonal of rectangle=BD=5 cmIn rt DBC,BD2=CD2+CB252=42+CB2CB2=25-16CB2=9CB=±3CB=3       --[neglecting -ve value as length of side can't be -ve]Now, Area of rectangle=l×b=CD×BCArea of rectangle=4×3Area of rectangle=12 cm2


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