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sín 20º =.3420 cos 20' = 9396 A sidewalk ramp needs to be pitched at 20°. If the ramp is used to access a 25-inch step to a school, what will be the length of the ramp to the nearest inch? tan 20° = .3639
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sín 20º =.3420 cos 20' = 9396 A sidewalk ramp needs to be pitched at 20°. If the ramp is used to access a 25-inch step to a school, what will be the length of the ramp to the nearest inch? tan 20° = .3639 73 inches 27 inches 9 inches 69 inches
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