Question

it's really tough please try it​

Answer 1

Answer:

Step-by-step explanation:

AP=AR

BP=BQ

CQ=CR

ADD THEM

AP+BP+CQ=AR+BQ+CR

AB+CQ=AC+BQ

AR(ABC)=AR(AOB)+AR(AOC)+AR(BOC

AR(ABC)=1/2×r×AB+1/2×r×AC+1/2×r×BC

AR(ABC)=1/2(AB+AC+BC)×r

AR(ABC)=1/2×PERIMETER×r

Answer 2

Hey mate!!

Please check out the attachment..

Hope this helps you.

Mark as brainliest.