alleryहें . त्रिकोणी ध्वजाचो आदार 18 सेंमी.आनी उंचाय 10 सेंमी. ताचो वाठार कितलो?
A45 cm²
B28 cm²
C90 cm²
D180 cm²
Answer & Solution
Correct answer: C. 90 cm²
हें .
ध्वजाचें क्षेत्रफळ ½ × 18 × 10 = 90 cm²
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