In how many ways can three awards be given to seven students under the following conditions? (a) if each student may receive more than one award
(b) if if each student may receive no more than one award

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.