asked 132k views
2 votes
What number replaces the Δ?

3 = 3
1 + 3 = Δ + 3


A.
1

B.
3

C.
4

D.
7

1 Answer

2 votes
1 + 3 = Δ + 3

By comparing

Δ = 1.

Option A.


answered
User Anatoly Rugalev
by
8.3k points

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