A ground observer sights a weather balloon to the east at an angle of elevation of 15.0° . A second observer 2.35 mi to the east of the first also sights the balloon to the east at an angle of elevation of 24.0°. How high is the balloon? See Fig. 4.91.

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15.0⁰ 2.35 mi 24.0⁰ Fig. 4.91