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Help with question 4. Pls give working as well ​
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1 vote
Help with question 4. Pls give working as well ​

Help with question 4. Pls give working as well ​-example-1
User Marcus Ahlberg
by
4.8k points

1 Answer

7 votes
  • Answer:

98 cm²

  • Explanation:

A(parallelogram) = PR×CD

252cm² = PR×18cm

PR = 252cm²/18cm

= 14 cm

PR = diameter => radius = d/2 = 14cm/2 = 7 cm

A(circle) = π×r²

= 22/7 × (7cm)²

= 22/7 × 49cm²

= 154 cm²

A(shaded) = A(parallelogram) - A(circle)

= 252cm² - 154cm²

= 98 cm²

User Joshfarrant
by
4.7k points
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