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2. The lid of a rectangular box of sides 40 cm by 10 cm is sealed all round with tape.
What is the length of the tape required?
3. A table-top measures 2 m 25 cm by 1 m 50 cm. What is the perimeter of the
table-top?
4. What is the length of the wooden strip required to frame a photograph of length
and breadth 32 cm and 21 cm respectively?
5. A rectangular piece of land measures 0.7 km by 0.5 km. Each side is to be
fenced with 4 rows of wires. What is the length of the wire needed?
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Answer:
Step-by-step explanation:
perimeter of lid
=100cm
3answer=225+225+150+150
=450+300
=750 cm
=7m 50 cm
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