Level 3
Three similar sections are cut away from an equilateral cardboard triangle ABC. Each side of the equilateral triangle is 56 cm. Find the perimeter of the remaining cardboard. (Take π = 3.14)
Level 3
Three similar sections are cut away from an equilateral cardboard triangle ABC. Each side of the equilateral triangle is 56 cm. Find the perimeter of the remaining cardboard. (Take π = 3.14)
Level 3
Melvina folded a rectangular piece of paper, coloured on one side, to form Figure X as shown . She cut out the folded part A and B into the shape as shown in Figure Y. Find the area of Figure Y.
Level 3
Melvina folded a rectangular piece of paper, coloured on one side, to form Figure X as shown . She cut out the folded part A and B into the shape as shown in Figure Y. Find the area of Figure Y.
Level 3 Perry bought a piece of rope and cut it into 3 pieces. The third piece was 2.5 m longer than the first piece. The second piece was 2.42 m shorter than the third piece.
If the first piece was 10.29 m, find the length of the rope before it was cut.
How much did Perry pay if each metre of the rope was $2?