triangle ABC ~ triangle POR. Perimeter triangle ABC is 60 cm and its area is 81 sq. cm. lf the perimeter of triangle POR is 80 cm, then what is its area in sq. cm
mallelavenkaiah:
98
108
how
can someone please send me the process
60/80=81/x. x=81×80÷60=108
Answers
Answered by
4
ar of triangle ABC:ar of triangle PQR
=(per of ABC)²/(per of PQR)²
AQ
81:ar of triangle PQR=(60:80)²
ar of.triangle PQR=9*16=144cm².....ans
=(per of ABC)²/(per of PQR)²
AQ
81:ar of triangle PQR=(60:80)²
ar of.triangle PQR=9*16=144cm².....ans
bt result shows 144
and 72 is not in the option
sorry equation was right but da calculation was wrong...
Answered by
1
Answer:
ar of triangle ABC:ar of triangle PQR
=(per of ABC)²/(per of PQR)²
AQ
Step-by-step explanation:
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