In the triangle below, find the value of a . 50
110
70
130

In a box lenght 1m breadth 60 cm and height 40 cm small rectangular packets of dimension 5 cm into 8 cm into 10 cm are packed. how many such small packets can be packed in the big box?

Franco wants to double the volume of the cone. what should he do?

Find the domain and range of the following function f(x) = 51x - 21+ 4