In Moscow in 1987, Natalya Lisouskaya set a wom-en’s world record by putting an 8 lb 13 oz shot 73 ft 10 in. Assum-ing that she launched the shot at a 40° angle to the horizontal from 6.5 ft above the ground, what was the shot’s initial speed?
Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
In Moscow in 1987, Natalya Lisouskaya set a wom-en’s world record by putting an 8 lb 13 oz shot 73 ft 10 in. Assum-ing that she launched the shot at a 40° angle to the horizontal from 6.5 ft above the ground, what was the shot’s initial speed?
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