Computer · Surveying
किसी बिंदु से गुजरने वाली समोच्च रेखा (contour line) द्वारा उसी बिंदु पर अधिकतम ढाल वाली रेखा (line of maximum slope) के साथ बनाया गया कोण हमेशा होता है:
- 10°
- 2180°
- 390°✓
- 445°
सही उत्तर देखें
90°
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