2009 · Q45
ABC is a straight right-angled at C. If p is the length of perpendicular from C to AB and a, b, c are the sides, the which one of the following is correct?
Elementary MathematicsMensuration
- Apa = bc
- Bpb = ca
- Cpc = ab
- Dp2 = ab
Explanation
pc = ab (area of right triangle).