Definition of Dimensions
More about Dimensions
Example of Dimensions
Solved Example on Dimensions
Laura drew a trapezoid with dimensions as shown in the figure. Find the perimeter of the trapezoid.
A. 23 cm
B. 21 cm
C. 24 cm
D. 22 cm
Correct Answer: A
Step 1: The perimeter of a figure is the sum of all its side-lengths.
Step 2: The side-lengths of the trapezoid are 3 cm, 3 cm, 6 cm and 11 cm.
Step 3: The perimeter of the trapezoid = 3 + 3 + 6 + 11 = 23 [Add.]
Step 4: The perimeter of the trapezoid that Laura drew is 23 cm.
Related Terms for Dimensions