Question

a paper is in the form of rectangle abcd where ab=22© bc=14© a semi circular portion with segment bc as a diameter is cut off find the area of the remaining paper

Answer 1

area of paper=l×b
                     =22×14
                     =308cm²
area of semi circle=1/2πr²
                             =1/2×22/7×7×7
                             =77cm²
area of paper left=308-77=231cm²