# Creating Arbitrary Right Triangle.

DIRECTIONS:In the GeoGebra applet below,
1) Select the POINT tool. Then plot 2 points

*A*and*B*. 2) Select the SEMICIRCLE tool and construct a semicircle using points A and B as diameter. 3) Select the POINT tool and plot a point C on the semicircle. 4) Select POLYGON tool and construct a triangle using points A, B and C as vertices of the triangle. 5) Select ANGLE tool to measure the size of angle C. It should show 90 or right angle. 6) Hide the semicircle object. When you are done, please click TURN IN## New Resources

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