rectangle
Because a triangle is half of a rectangle. The area of a rectangle is length times width, the area of a triangle is half that.
Half a square is called a rectangle or a triangle.
Square
If you draw a diagonal in a rectangle you get two equal triangles, each half the area of the rectangle. Area of rectangle is base x height, so half of that is ½ x base x height. QED
rectangle
The length of the rectangle is 18cm. The width of the rectangle is 9cm.
Because a triangle is half of a rectangle. The area of a rectangle is length times width, the area of a triangle is half that.
Half a square is called a rectangle or a triangle.
It's half the area of a rectangle
Square
The area of qa triangle is always half of the area of a rectangle with the same dimensions
No. Although the area of every triangle is equal to half the area with the same base and height, only right angled triangles are half a rectangle.
Yes.
If you draw a diagonal in a rectangle you get two equal triangles, each half the area of the rectangle. Area of rectangle is base x height, so half of that is ½ x base x height. QED
you split your shape in half, (The rectangle and the triangle), by putting a line through it and then calculate the area of the rectangle and then calculate the area of the triangle, half the area of the triangle then add the area of the triangle and the rectangle together!Then you should have your answer!
It becomes half of what the original area is.