To the sum of the first and last ordinates, add twice the sum of the intermediate ordinates. The total sum thus obtained is multiplied by the common distance between the ordinates. One-half of this product gives the required area. This rule of finding the area is called

Related MCQs

• To the sum of the first and last ordinates, add twice the sum of the remaining odd ordinates and four times the sum of all the even ordinates. The total sum thus obtained is multiplied by one-third of the common distance between the ordinates and the result gives the required area. This rule of finding the area is called.
• If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of the east departures, the bearing of the closing line is in the
• The distance by which the last point of the traverse falls short to coincide with the starting point is called the closing error.
• The method of finding out the difference in elevation between two points for eliminating the effect of curvature and refraction, is
• It is more convenient and gives better results while measuring horizontal distance
• In an optical square, the angle between the first incident ray and the last reflected ray is
• When the length of chain used in measuring distance is longer than the standard length, the error in measured distance will be
• When the length of chain used in measuring distance is shorter than the standard length, the error in measured distance will be compensating error.
• The representative fraction of the scale is the ratio of the distance on the map or drawing to the corresponding distance on the ground
• The difference between the sum of the angles of a apherical triangle on the earth's surface and the angles of the corresponding plane triangle for every 195.5 km2 of area is only