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Sets — MATHS STD 8 — Question

ICSE BoardEnglish MediumSTD 8MATHSSets1 Mark
Question
Given, $A = \{$Triangles$\}, B = \{$Isosceles triangles$\}, C = \{$Equilateral triangles$\}$. State the following statement is true or false. Give reasons. $B ⊆ A$
✓

Answer

True
Explanation:
$A = \{$Triangles$\}$
$B = \{$Isosceles triangles$\}$
$C = \{$Equilateral triangle$\}$
$B ⊆ A ... $True
$\because$ Isosceles $\triangle$ is one of the triangles.

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