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A triangle has sides a,b,c and angles A,B,C with a opposite A etc. If a=4,b=3,A=40, what is the area of the triangle?

First use the sine rule (that a/sin(A)=b/sin(B)=c/sin(C)) to find the value of B. a/sin(A)=b/sin(B) so B=arcsin(bsin(A)/a) which is approximately equal to 28.82. Since the angles of a triangle have 18...

Answered by Maths tutor
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Discuss what psychological research has told us about why people conform.

This is a long question that wants critical thinking. Discuss means that you have to talk about both sides of the argument.Introduce the concept of conformity - a type of social influence involving a chan...

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Answered by Martin E. Psychology tutor
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When do I use the present subjunctive in Spanish?

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