(True/ False) Sector is the region between the chord and its corresponding arc.

Name the region between a chord and either of the arcs.

Say True or False : Tertiary amines dissolve in nitrous acid to form corresponding salts.

(True/ False) If a circle is divided into three equal arcs each is a major arc.

True/false Transitional zone between the adjacent biomes is ecotype.

Find the area of the region bounded by the curves x=at^2 and y=2at between the ordinates corresponding to t=1 and t=2.

True/False If the area of a || gm with one side 24 cm and corresponding height h cm is 192 cm^2 , then h = 16 cm.

State the converses of the following statement. In each case, also decide whether the converse is true or false.:- If two triangles are congruent, then their corresponding angles are equal.

Find the area of the region bounded by the curve x=a t^2,y=2a t between the ordinates corresponding t=1a n dt=2.

(True/ False) A circle has only finite number of equal chords.