Let S = the set of all triangles, P= the set of all isosceles triangles, Q= the set of all equilateral triangles, R= the set of all right - angled triangles. What do the sets \[P\cap Q\] and \[R-P\] represents respectively?

The set of isosceles triangles; the set of right angled triangles

The set of isosceles triangles; the set of non-isosceles right angled triangles

The set of equilateral triangles; the set of right angled triangles

The set of isosceles triangles; the set of equilateral triangles

Let S = the set of all triangles, P= the set of all isosceles triangle

1.	Let S = the set of all triangles, P= the set of all isosceles triangles, Q= the set of all equilateral triangles, R= the set of all right - angled triangles. What do the sets \[P\cap Q\] and \[R-P\] represents respectively?
A.	The set of isosceles triangles; the set of non-isosceles right angled triangles
B.	The set of isosceles triangles; the set of right angled triangles
C.	The set of equilateral triangles; the set of right angled triangles
D.	The set of isosceles triangles; the set of equilateral triangles
Answer» B. The set of isosceles triangles; the set of right angled triangles

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Let S = the set of all triangles, P= the set of all isosceles triangles, Q= the set of all equilateral triangles, R= the set of all right - angled triangles. What do the sets \[P\cap Q\] and \[R-P\] represents respectively?

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