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°,

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' ?

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

A' is the set of all equilateral triangles.

4 views Answered 2023-02-05 15:29

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