Mathematics

Question

HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

1 Answer

  • Answer:

    see explanation

    Step-by-step explanation:

    The diagrams show triangular figures

    The first figure has 1 dot

    The second has 1 + 2 = 3 dots

    The third has 3 + 3 = 6 dots

    The fourth has 6 + 4 = 10 dots

    Note the pattern is + 2 , + 3, + 4

    Thus the fifth pattern is 10 + 5 = 15 dots

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