Math
posted by Megan .
How do you find the exact value of:
4sin 60degrees  3tan 135degrees

You should know the trig ratios of the 306090 and the 454590 rightangled triangles
sin 60° = √3/2
so 4sin60° = 4(√3/2) = 2√3
tan 135° = tan 45° = 1
now put it all together to get
2√3 + 3
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