Question 39
Fill in the blanks to make the statements true.
A 300−600−900 set square has ___ line/lines of symmetry.
Question 12
Fill in the blanks to make the statement true.
A rectangle and a square have the same perimeter (see the figure)
(a) The area of the rectangle is ______ .
(b) The area of the square is ________ .
Question 36 Fill in the blank to make statement true. The corners of solid shapes are called its ___.