Name the types of triangles formed in each of the following in two different ways.

Name two types of ER

Name two types of ER.

Name two types of mass.

Name the types of triangles formed in two different ways in each of the following : (i) A triangle in which one angle is of 90^(@) , and the other two angles are equal. (ii) A Delta ABC with m angle A = 40^(@), m angle B = 60^(@) and m angle C = 80^(@) . (iii) A triangle in which one angle is obtuse and the other two angles are equal.

Name two types of fisheries.

Name the type of tissue that form gland

Name two types of producers.

Name two types of cells.

Name two types of wells.