Mathematics: Which fractions are equivalent to - 4/9 a: -2/5 b: -8/18 c: 16/-36 d: 20/45

Which fractions are equivalent to - 4/9 a: -2/5 b:

Ответ:

hgghukghj787

31.12.2021

Mathematics

B and c

B = - 4/9 x 2 = -8/18

C = - 4/9 x 4 = -16/36

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Ответ:

itscarterelliottt

25.04.2022

Mathematics

Formula

Sum of all interior angles = (n - 2) x 180

Find the sum of all interior angles in a 22-gon

Sum of all interior angles = (22 -2) x 190
Sum of all interior angles = 20 x 180
Sum of all interior angles = 3600

3600°

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Which fractions are equivalent to - 4/9
a: -2/5
b: -8/18
c: 16/-36
d: 20/45

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