Question
Download Solution PDFএকটি চতুর্ভুজ ABCD-তে, AB = 17 সেমি, BC = 8 সেমি, CD = 9 সেমি, AD = 12 সেমি, এবং AC = 15 সেমি। চতুর্ভুজটির ক্ষেত্রফল (সেমি2 এ) কত?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত
AB = 17 সেমি, BC = 8 সেমি, CD = 9 সেমি, AD = 12 সেমি, এবং AC = 15 সেমি
গণনা
উপরের চিত্রে:
ΔACD-এর ক্ষেত্রফল
= 1/2 x 12 x 9 = 54
ΔABD-এর ক্ষেত্রফল
= 1/2 x 8 x 15 = 60
চতুর্ভুজটির ক্ষেত্রফল = 60 + 54 = 114 সেমি2
সঠিক উত্তর হল 114।
Last updated on Jul 22, 2025
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