mssharapova16 mssharapova16

03-06-2021
Mathematics

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Homework Progress
54/118 Marks
A semicircle has radius 8.2 cm.
Work out the area of this semicircle.
Take a to be 3.142 and give your answer to 1 decimal place.

Question Progress Homework Progress 54118 Marks A semicircle has radius 82 cm Work out the area of this semicircle Take a to be 3142 and give your answer to 1 d class=

Respuesta :

sreedevi102 sreedevi102

03-06-2021

Answer:

Area = 105.6 square cm

Step-by-step explanation:

[tex]Area \ of \ circle = \pi r^2\\Area \ of \ semi-circle = \frac{1}{2} \pi r^2 = \frac{1}{2} \times 3.142 \times 8.2^2 = 105.6cm^2[/tex]

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