A.about
B.to
C.for
D.with

A.for
B.in
C.on
D.at

A.with
B.to
C.by
D.of

A.about
B.of
C.to
D.from

A.\(4c{m^2}\)
B.\(6c{m^2}\)
C.\(8c{m^2}\)
D.\(10c{m^2}\)

A.\(37cm\)
B.\(35cm\)
C.\(36cm\)
D.\(38cm\)

A.\(180\,\,\left( {c{m^2}} \right)\)
B.\(180 + 25\sqrt 3 \,\,\left( {c{m^2}} \right)\)
C.\(160\,\,\,\left( {c{m^2}} \right)\)
D.\(160 + 20\sqrt 3 \,\,\left( {c{m^2}} \right)\)

A.\(\dfrac{{{a^2}\sqrt 7 }}{2}\)
B.\(2{a^2}\sqrt 7 \)
C.\({a^2}\sqrt 7 \)
D.\(\dfrac{{3{a^2}\sqrt 7 }}{2}\)

A.
B.
C.
D.

A.\(\sqrt 5 \,\,\left( {cm} \right)\)
B.\(2\,\,\left( {cm} \right)\)
C.\(\sqrt 7 \,\,\left( {cm} \right)\)
D.\(2\sqrt 2 \,\,\left( {cm} \right)\)