A rectangular white board is 28cm long and 16 cm wide is placed in the centre of large rectangular wooden board . It creates a border of 2cm around it. find the area not cover by white board ?
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A rectangular white board is 28cm long and 16 cm wide is placed in the centre of large rectangular wooden board . It creates a border of 2cm around it. find the area not cover by white board ?
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Answer:
ANSWER IS 192
Step-by-step explanation:
Consider the provided information.
A white rectangular board 28 cm long and 16 cm wide.
Area of rectangle is:
Substitute the respective values
Area of White Board is:
The area of white board is 448 cm²
Wooden board creates a border of 2 cm around it.
Wooden Board dimension is: (28 + 2 + 2) cm long and (16 + 2 + 2) cm wide
Wooden Board dimension is: 32 cm long and 20 cm wide.
The area of Wooden board is:640 cm²
The area not covered by the white board is:
640 cm² - 448 cm² = 192 cm²
The area not covered by the white board is 192 cm².
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