if the length of a diagonal of a square is 20 cm find
a . side of square
b . perimeter of the square
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if the length of a diagonal of a square is 20 cm find
a . side of square
b . perimeter of the square
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Answer: (Find it yourself)
Step-by-step explanation:
Divide the square into two triangles
C square= a square+ b square
C square- Diagonal Line
x= Side of square
y= Perimeter of the square
Find the relationship
For example- x+y=20
y=20-x
Answer:
(b) perimeter of square=4×side
=4×20=80
(a) area of square=side ×side
=20×20=400