Question
Arium was drawing a pyramid-like structure as shown. It consists of shaded and unshaded squares. The rest of the structure follows the same pattern.
  1. How many shaded squares are there in Row 11?
  2. In which row would there be 41 squares?
  3. Arium had drawn a total of 64 squares. How many shaded squares were there in the drawing?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

Arium was drawing a pyramid-like structure as shown. It consists of shaded and unshaded squares. The rest of the structure follows the same pattern.
  1. How many shaded squares are there in Row 11?
  2. In which row would there be 41 squares?
  3. Arium had drawn a total of 64 squares. How many shaded squares were there in the drawing?