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1 / 2 of the circumference angle is () degree, which is () angle; 1 / 2 of the horizontal angle is () degree, which is () angle?
one hundred and eighty
Two thirds of the circumference is () degrees, three tenth of the horizontal angle is () and two fifths of the right angle is () degrees
Two thirds of the circumference is 240 degrees, three tenth of the horizontal angle is 54 degrees, and two fifths of the right angle is 36 degrees
How much is 40 grams less than 50 grams? How much is 50 grams more than 40 grams?
20%
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