The present invention relates to a level protractor, to solve the problem that it was impossible to measure and set the horizontal line in the conventional protractor.;That is, the present invention is a protractor body consisting of a circular plate so that the angle can be measured and adjusted by using the horizontal degree of the liquid, a level liquid filled only to the center when the protractor body is erected, and the angle display part formed of the protractor body It is composed of.;Therefore, the present invention can easily set and measure the angle with respect to the horizontal line in the measurement and setting of the angle by securing the reference of the horizontal line through the partially filled level liquid.;Protractor
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