Posted by **sally** on Thursday, April 15, 2010 at 10:22pm.

5. The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P.

(a) Find the area of triangle PQR.

(b) Find the length of the projection of segment PQ onto segment PR.

(c) Find the length of segment QR.

(d) Find the sizes of the other two angles of triangle PQR.

## Answer this Question

## Related Questions

- geometry/math pls help - The lengths of segments PQ and PR are 8 inches and 5 ...
- geometry - The lengths of segments PQ and PR are 8 inches and 5 inches, ...
- geometry - The lengths of segments PQ and PR are 8 inches and 5 inches, ...
- Trig - The lengths of segments PQ and PR are 8 inches and 5 inches, respectively...
- math pls - The lengths of segments PQ and PR are 8 inches and 5 inches, ...
- geometry - Triangle PEA has a 20-degree angle at P and a 120-degree angle at E, ...
- geometry - if the lengths of the sides of one triangle are 2 inches 5 inches and...
- Geometry - The sides AB and AC of triangle ABC have lengths of 4 inches and 7 ...
- geometry - Triangle ABC and triangle XYZ are similar. If AB, BC, and AC are 7 ...
- geometry - The sum of the lengths of the sides of triangle ABC is 25 in. The ...