Question

Draw 4 right triangles of sides 3 cm, 4 cm, 5 cm
and take the cut out.
Paste them on a paper as in the picture.
Give appropriate name for the figure obtained
What are the properties of this figure?
1. Sides are equal
2. Opposite angles are equal
3
4.
5.
Area of one right triangle
sq. cm
Area of the whole figure
sq. cm
Write the lengths of two diagonals.
Product of diagonals
Write the relation between the product of diagonals and area of the figure
Draw a rhombus with length of diagonals 5 cm and 7cm.​​

Answer 1

Answer:

Area of 4 triangles are 45cm²

Step-by-step explanation:

If we draw four triangles with

A=3cm

B=4cm

C=5cm

Then area of four triangles is

4a×4b×4c

Because area of triangle is abc

=3×3+4×4+4×5

=9+16+20

=25+20

=45cm²