Question

please tell the answer of my question​

Answer 1

Let CD⊥AB. Then, CD=p

∴ Area of ΔABC=

2

1

(Base×Height)

=

2

1

(AB×CD)=

2

1

cp

Also,

Area of ΔABC=

2

1

(BC×AC)=

2

1

ab

∴

2

1

cp=

2

1

ab

⇒cp=ab