Monday, August 7, 2017

I am found it is easy about to do constructions of parallel lines, perpendicular lines, congruent line segments, perpendicular bisector, angle bisector, and congruent angle

Sunday, June 18, 2017

percent fraction and decimal

Percent is about trade. Trade have many kind. Simple loss, profit, cost, interest etc. I think it hard
Decimal is about time, weight, distance, etc. Example 4.53 pm. 6.30 cm. 29.44 kg. I think it very hard