130° च्या पूरक कोनाचा कोटिकोन किती?

  1. 50° 
  2. 30° 
  3. 40° 
  4. 70° 

Answer (Detailed Solution Below)

Option 3 : 40° 
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RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
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Detailed Solution

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दिलेले:

पूरक कोनांपैकी एक 130° आहे.

वापरलेली संकल्पना:

पूरककोनासाठी: दोन कोनांची बेरीज 180° असते.

कोटिकोनासाठी: दोन कोनांची बेरीज 90° असते.

गणना:

130° चा पूरक कोन = 180° - 130° = 50°

50° चा कोटिकोन = 90° - 50° = 40°

∴ 130° च्या पूरक कोनाचा कोटिकोन 40° आहे.

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