An iregular number never ends or repeats.
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Write down
15-80
Solve it by adding 15 to -80
The final answer is -65
91/200 ninety-one over two hundred
0,73$ somebody say me how to fill the blank after a short answer
The 70 degree outside angle on the top triangle is equal tot he sun of the two opposite indie angles.
One of the opposite inside angles is given as 20, so the other inside angle is 70 - 20 = 50 degrees.
Angle 1 and that angle are vertical angles, which mean they are the same.
Angle 1 = 50 degrees.
See attached picture.