army private olivia dobbs observes a fighter plane known to be flying at a level elevation of 6.3 kilometers moving away from her. at one point she observes the plane at an angle of elevation of 49 degrees while one minute later the angle of elevation is 15 degrees. how fast is the plane flying in kilometers per hour?

Plz answer ! find the alps. what countries and country borders intersect this major mountain range? which borders seem to be defined by the edges of the mountains? which borders seem to be defined by the edges of the mountains? which borders cut across the mountains?

Altocumulus, altostratus, cirrocumuls, cirrostratus, cirrus, cumulonimbus, cumulus, nimbostratus, stratocumulus, stratus 8.) clouds with tallest vertical development 9.) low altitude clouds in solid layers that produce rain 10.) high altitude thin flat layers of clouds 11.) rain clouds that form under stable atmospheric conditions 12.) middle altitude clouds with globular appearance

Abird flies at a speed of 75 metres per second for 15 seconds, how far does the bird fly