Home
Class 11
MATHS
Let U be the set of all triangles in a p...

Let U be the set of all triangles in a plane. If A is the set of all triangles with at least one angle different from 60°, what is A′?

Text Solution

Verified by Experts

The correct Answer is:
A' is the set of all equilateral triangles.
Promotional Banner

Similar Questions

Explore conceptually related problems

If P is the set of all parallelograms and T is the set of all trapeziums then P nn T is

The set of all integral multiples of 5 is a subgroup

Write the negation of " All triangles are not equilateral triangle "

Let T be the set of all trianges in the Euclidean plane and let a relation R on T be defined as a R b, if a is congruent to b, for all a, b in T Then R is

If one side of a triangle is double the other and the angles opposite to these sides differ by 60^(@) , then the triangle is

On the set of all natural number N, which one of the following * is a binary operation?

In a triangle ABC , angle B=60^(@) , then

The angles of a triangle are in A.P. The greatest angle is twice the least. Find all the angles of the triangle.

Let T be the set of all triangles in a plane with R a relation in T given by R ={(T _(1) , T _(2)): T _(1) is congruent to T _(2) } Show that R is an equivalence relation.

Write the following sets in roster form: F = The set of all letters in the word BETTER