damondgriswold12
damondgriswold12
08.04.2020 • 
Mathematics

When two lines intersect outside a circle to form 2D, the general formula for the measure of ZD is mZD = -mx-my)

, where x and y are the intercepted arcs. This formula can be used when two secants form ZD. Describe two other situation

to which this formula can apply.

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