Question

पारा का घनत्व 13.6 ग्राम/क्यूबिक से.मी. होने पर 5 लीटर पारे का भार कितना किलोग्राम होगा?​

Answer 1

In trigonometry, the tangent of an angle in a right-angled triangle is equal to the ratio of opposite side and the adjacent side of the angle. Tan 30 degrees is also represented by tan π/6 in terms of radians. The exact value of tan 30° is 0.57735.