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A placekicker is about to kick a field goal. The ball is 25.3 m from the...

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Physics

A placekicker is about to kick a field goal. The ball is 25.3 mfrom the goalpost. The ball is kicked with an initial velocity of20.8 m/s at an angle θ above the ground. Between what twoangles, θ1 and θ2, will theball clear the 2.86-m-high crossbar? Give your answers as(a) the smaller angle and (b) thelarger angle. (Hint: The following trigonometric identities maybe useful:
sec θ = 1/(cos θ) andsec2θ = 1 + tan2θ.)

Please help, I don't understand how to answer this question.

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