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" At a distance of 200 yards from the foot of a church tower, the angle of elevation of the top of the tower was 30°, and of the top of the spire on the tower 32°. "
Elementary Trigonometry - Page 180
by James Hamblin Smith - 1877 - 228 pages
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A collection of examples in pure and mixed mathematics, with hints and ...

Alfred Wrigley - 1845 - 222 pages
...16 feet. Find the sun's altitude, or the angle of elevation of the sun above the horizon. 209. Ata distance of 200 yards from the foot of a church tower,...the angle of elevation of the top of the tower was 30°, and of the top of the spire on the tower 32°. Find the height of the tower and of the spire....
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A collection of examples in pure and mixed mathematics, with hints and ...

Alfred Wrigley - 1852 - 344 pages
...sun being 8"' 5 7 ; find the distance of the sun from the earth in terms of the earth,s radius. 231. At a distance of 200 yards from the foot of a church...the angle of elevation of the top of the tower was 30°, and of the top of the spire on the tower 32°. Find the height of the tower and of the spire....
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Examination papers used at the examination of candidates for appointment to ...

War office - 1861 - 260 pages
...feet, AC is 177 feet and the angle A, 49° 16', find the angles B and C. 9. At a distance of 300 feet from the foot of a church tower the angle of elevation of the top of the tower was 30° and of the top of the spire standing on the tower was 32°, find the height of the tower and spire....
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Collection of Examples and Problems in Pure and Mixed Mathematics: With ...

Alfred Wrigley - Mathematics - 1862 - 330 pages
...the sun being 8"'57 ; find the distance of the sun from the earth in terms of the earth s radius. 10. At a distance of 200 yards from the foot of a church...the angle of elevation of the top of the tower was 30°, and of the top of the spire on the tower 32°. Find the height of the tower and of the spire....
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An Introduction to Plane and Spherical Trigonometry

Alfred Challice Johnson - Plane trigonometry - 1865 - 166 pages
...yards SSE of the former position ? Ans. 4° 1 1' 45". 25. At a distance of 2OO yards from the bottom of a church tower, the angle of elevation of the top of the tower was 30°, and of the top of the spire 32°; find the height of tower and spire. Ans. 1 1 5-47 yards, and...
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The Elements of Plane and Spherical Trigonometry ...

Alfred Challice Johnson - Spherical trigonometry - 1871 - 178 pages
...yards SSE of the former position ? Ans. 4° 1 1' 45". 25. At a distance of 20O yards from the bottom of a church tower, the angle of elevation of the top of the tower was 30°, and of the top of the spire 32°; find the height of tower and spire. Ans. 1 1 5-47 yards, and...
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Elements of Trigonometry

Herbert Coleman Whitaker - Trigonometry - 1898 - 216 pages
...far apart are the objects ? 13. At a horizontal distance of 71 feet (c) from the middle of the base of a church tower, the angle of elevation of the top of the tower = 24° 27' (A), and of the top of the steeple = 66° 10' (A^. Find the height of the steeple. 14. Two...
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Annual Report - Dept. of Education

Saskatchewan. Department of Education - Education - 1906 - 188 pages
...of inscribed circle prove the following relations: a S \\ — - — . . : i' — — 2 sin A ' s 9. At a distance of 200 yards from the foot of a church...32°. Find the height of the tower and of the spire. Log 2=30103 L. tan 32=9 -79579 Log 1249=09656 Log 1250=09691 10. (a) Find a general expression for...
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Annual Calendar of McGill College and University

McGill University - 1883 - 404 pages
...6" } 6 = 636 >. £ = 120° 15' 15" (7=90° ) C= 16°28'40" ) C=36°52' 4. At a distance of 200 yds. from the foot of a church tower, the angle of elevation...32°. Find the height of the tower and of the spire. 5. On the bank of a river there is a column 200 feet high supper ting a statue 30 feet high. The statue...
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Logarithmic and Trigonometric Tables

Fletcher Durell - Logarithms - 1911 - 336 pages
...; sin"1 x -f- sin"1 y = 120°. cos"1 x — cos"1 y = 60°. 91. At a point 50 ft. from the base of a tower the angle of elevation of the top of the tower was found by the use of a transit instrument to be 68° 18' [68.3°]. If the height of the instrument above...
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