(10 + 20 + 30) is equal to: - Vidyadip

MCQ

$(10 + 20 + 30)$ is equal to:

A
$0$
B
$1$
✓
$3$
D
$6$

✓

Answer

Correct option: C.

$3$

As we know, $a = 1$
$1^\circ + 2^\circ + 3^\circ $
$= 1 + 1 + 1$
$= 3$

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