Tuesday

November 25, 2014

November 25, 2014

Posted by **Kheladi Nep** on Thursday, June 10, 2010 at 9:29am.

a) use pythagoras theorem in triangle ABD to find the length of BD.

b)use trigonometry in triangle ABD to find angle ABD. hence find angle DBC.

c)angle BCD=21* use the sine formula in triangle BCD to find the length of CD

d)use the cosine formula in triangle BCD to find the length of BC

**Answer this Question**

**Related Questions**

Engineering - Triangle ABD in the diagram has a right angle A and sides AD = 4....

Math(Geometry) - In the diagram below(no diagram but details will be provided), ...

Geometry - Please answer at least one . PLEASE 1. Triangle XYZ has a right ...

Math - In a triangle ABC, with angles A, B, and C and sides AB, BC, and AC, ...

geometry - obtuse triangle ABC with obtuse angle B. Point D on side AC such that...

Math - From the vertex A of a right angled triangle ABC, (A being the right ...

geomerty - The following triangles, Ä ABC and Ä DEF, are congruent. abc 67....

Math - Geometry - Two right triangles are touching at the tips. The left ...

Geometry - Given: obtuse triangle ABC with obtuse angle B. Point D on side AC ...

math - In a triangle ABC,right angled at B, BD is drawn perpendicular to AC. ...