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Can somebody help me with this? (Sin,Cos,Tan)

Can somebody help me with this? (Sin,Cos,Tan)-example-1

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A=46° because 44+90=134, 180-134=46

a=22 because tangent ratio : tan(46)=a/21 so 21tan(46)=a=22 (to nearest tenth)

c=30 because Pythagoras theorem : 22^2 + 21^2 = c^2 = 925 and square root of that = 30 (rounded to nearest tenth)
User Manfred Radlwimmer
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