SUBMARINE

Ted made a scale model of a submarine for his science class.
a. What is the volume of Ted’s model?
b. If 1 cm in the model represents 20 cm in the actual submarine, what is the volume of the actual submarine?

FROM RECTANGLE TO SQUARE (1)

Cut the following rectangle into 3 pieces so that you can make a square with the same area.

FROM RECTANGLE TO SQUARE (2)

Cut the following rectangle into 5 pieces so that you can make a square with the same area.

THE SAME DISTANCE

Which  point is the same distance from point A as point B is from point A? Explain. 

THE SPHINX

Cut the following figures into four identical pieces.

 

FIND THE AREA

Find the area of this figure:

Pythagoras(1)

The diagram at the right shows a right triangle with a square on each side.

a. Find the areas of the three squares.

b. Use the areas from part (a) to show that this triangle satisfies the Pythagorean Theorem.

Pythagoras (2)

Show that this triangle satisfies the Pythagorean Theorem.

DRAW A SQUARE

Draw a square with an area of 5 square units.

SQUARE

Find the area and the lenght of the side of this square.

TRIANGLES

Find the area of each triangle.

THREE TRIANGLES

Which of these triangles is the biggest?

BLUE SQUARE

Find the area of the coloured square.

PERIMETER AND AREA

The perimeter of this figure is 240 meters. Find the area.

NINE CIRCLES

Insert two squares and separate all the circles.