Draw a rough sketch of triangle PQR. Draw all its altitudes. ,Mark its Orthocentre as O.
Draw a rough sketch of △PQR . Draw all its altitudes . Mark its orthocenter as O .
Draw a rough sketch of ∆PQR. Draw all its altitudes and mark the orthocentre as O.
Draw rough sketches for the following:
(a) In ΔABC, BE is a median.
(b) In ΔPQR, PQ and PR are altitudes of the triangle.
(c) In ΔXYZ, YL is an altitude in the exterior of the triangle.