1) Determine the area of the following figures (in cm):
The) | B) |
ç) | d) |
and) |
2) We have a 6cm side equilateral triangle. What is the perimeter and what is the area of this triangle?
3) A trapeze has a base smaller than 2, a base larger than 3 and a height of 10. What is the area of this trapeze?
4) Knowing that the area of a square is 36cm², what is its perimeter?
5) Calculate the area and perimeter (in meters) of the rectangles described:
a) a = 25 and b = 12
b) a = 14 and b = 10