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" The angle of elevation of the top of a tower from a point P on the ground is 60°. "
Plane and Spherical Trigonometry: An Elementary Text-book - Page 18
by Charles Hamilton Ashton, Walter Randall Marsh - 1902 - 157 pages
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Plane and Spherical Trigonometry: An Elementary Text-book

Charles Hamilton Ashton, Walter Randall Marsh - Trigonometry - 1900 - 184 pages
...give simple right triangles, and can be solved by the student without further assistance. EXERCISE VIM 1. A vertical pole 13 ft. high casts a shadow 21 ft....is found to be 22° 14'. How high is the tower ? 6. A building 95 ft. high stands on the bank of a river. The angle of elevation of the top of the building...
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ICSE Mathematics Part 2 for Class X

646 pages
...distance between the two ships. Give your answer correct to two decimal places. [ICSE 1 987] 29. The angle of elevation of the top of a tower from a point A (on the ground) is 30°. On walking 50 m towards the tower, the angle of elevation is found to be...
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Cambridge Intermediate Mathematics, Part 2

Herbert James Larcombe - 1928 - 272 pages
...rightangled triangle in which the hypotenuse is 26 cm. and the shortest side is 10 cm. B 10 Note: Ex. 2. The angle of elevation of the top of a tower from a point 150 feet from its foot is 38°. Find B the direct distance of the observer from the top of the tower....
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ICSE Mathematics Test Papers Class X

460 pages
...coordinates of A and B, (ii) equation of AB, and (iii) coordinates of L and M. (b) (c) (a) (b) The angle of elevation of the top of a tower from a point A (on the ground) is 30°. On walking 100 m towards the tower, the angle of elevation is found to be...
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