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OpenStudy (anonymous):
Andy calculates the distance between two locations, B and C, by measuring the angle at which the sun’s rays, AB and AC, strike the locations, as shown below. A triangle ADC is shown with the right angle at D. C is a point on BD. Measure of angle ACD is equal to 45 degrees and measure of angle ABD is equal to 30 degrees. AD is 80 centimeters in length. What is the distance between the locations B and C? 58.6 km 33.1 km 80.0 km 92.4 km
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