Answer:
Area of rectangular poster = yard²
Explanation:
P.S - The exact question is -
Given - A rectangular poster is yard wide and yard tall.
To find - What is its area ?
Proof -
We know that ,
The area of rectangle = Length × Breadth
Here,
Given that,
Length of rectangle = yard
Breadth of rectangle = yard
∴ we get
Area of rectangular poster = × yard²
= yard²
⇒Area of rectangular poster = yard²
Both b and c for the vertical clomns
extra bonds don't count