trades math

Geometric Areas

    Group

    Front Side

    whole

    num

    denom

    1

    2

    3 (π)

    4

    5

    6

    7

    8

    9

    10

    11 (π)

    12

    Back Side

    13

    14

    15

    16

    17

    18

    19

    20 (π)