4th Class
Mathematics
Geometry
Question Bank
Geometry
question_answer
The given figure (not drawn to scale) is made up of a rectangle, a square and a triangle. Find the perimeter of the figure.
A) 85 cm
B) 88 cm
C) 72 cm
D) 82 cm
Correct Answer:
D
Solution :
We have, AD = BF + FE + EC \[=4+9+5=18\]cm Also, AB = DC = 7 cm FG = EH = 9 cm Now, perimeter of the given figure = AB + BF + FG + GI + IH + HE + EC + CD + DA \[=7+4+9+15+8+9+5+7+18=82\]cm