Posted by **Chris** on Monday, October 3, 2011 at 11:48pm.

construct-angle-f-so-that-m-angle-f-equals-2-m-angle-c

- math -
**Steve**, Tuesday, October 4, 2011 at 11:12am
Given angle c, ACB

construct a circle with center C intersecting AC at D and CB at E.

Using D as a center, construct a circle with radius DE so it intersects the circle C at F.

Angle FCA = ACB since they subtend equal arcs.

So, FCB = FCA+ACB = 2*ACB

## Answer This Question

## Related Questions

- geometry - Construct trapezium ABCD so that BC equals 6cm,AB equals 3cm,Angle B ...
- Geometry - line BD bisects angle ABC. Find angle ABD, angle CBD, and angle ABC ...
- geometry - Find angle A if angle A is supplementary to angle B, angle B is ...
- Geometry - Rays PQ and QR are perpendicular. p;oint S lies in the interior of ...
- Clac- math - a 20 foot ladder leaning up against a vertical wall begins to slip...
- Geometry - Angle Construction - I need to construct a 75 degree angle. I was ...
- geometry - ray EC bisects angle BED, The measure of angle AEB equals 11x minus...
- 8th grade Math - In a quadrilateral , angle CAB is divided into two comgruent ...
- 8th grade - Right triangle ABC is similar to triangle XYZ because angle B is ...
- geometry - Right triangle ABC is similar to triangle XYZ because angle B is ...

More Related Questions