Question

PLEASE HELP-----A shape is made up of 12 right triangles of equal size. Each right triangle has a base of 4 cm and a height of 5 cm. What is the total area, in square centimeters, of the shape?

Answer 1

Answer:

Area of 1 triangle is 1/2 * base *height

so area of triangle is 1/2*5*4=10 square cm

so total area is 12*10 = 120 square centimetre