Question
Download Solution PDFഒരു മട്ടത്രികോണം ABCയിൽ, B മട്ടകോണാണ്. tan A = 4/3. AC = 25 സെന്റിമീറ്റർ ആണെങ്കിൽ, BCയുടെ നീളം കണ്ടെത്തുക:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFതന്നിരിക്കുന്നത്, tan A = 4/3 = BC/AB
BC = 4x, AB = 3x ആണെന്ന് കരുതുക
പൈതഗോറസ് സിദ്ധാന്തം അനുസരിച്ച്,
AC2 = AB2 + BC2
⇒ 252 = (3x)2 + (4x)2
⇒ 625 = 9x2 + 16x2
⇒ 625 = 25x2
⇒ x2 = 25
⇒ x = 5
∴ BCയുടെ നീളം = 4x = 4 × 5 = 20 സെ.മീ.
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