-134
-8 and -2
A regular 10 sided decagon has 10 equal interior obtuse angles of 144 degrees that add up to 1440 degrees
21
There are 10 centimetres in one decimetre. Therefore, 144 centimetres is equal to 144/10 = 14.4 decimetres.
There are 10 millimetres in one centimetre. Therefore, 144 centimetres is equal to 144 x 10 = 1440 millimetres.
10 squared is 100 12 squared is 144 100+144= 244 10+12= 22
154
3 and 7 multiplies to 21 and equals to 10
Because 10 is a multiple of 5.2 x 5 = 10
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-10 and 1