Question

Ad is the median of triangle abc area adc equal to 20 cm square find area abc

Answer 1

ABC IS A TRIANGLE IN WHICH AD IS THE MEDIAN. THUS D IS THE MIDPOINT OF SIDE BC. GIVEN, AREA OF TRIANGLEADC=20CMSQ.

WE KNOW THAT THE MEDIAN DIVIDES THE TRIANGLE INTO EQUAL AREA HENCE, THE AREA (ABD)=AREA (ADC)

=AREA (ABC)/2

SO,AREA (ABC)=2×AREA ADC

=2×20=40CM SQ.