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avanturin [10]
2 years ago
7

Find the area of the shaded circle.give your answer in 3 significant numbers​

Mathematics
2 answers:
DENIUS [597]2 years ago
4 0

Answer:

116 cm²

Step-by-step explanation:

The area of a circle = πr² ← r is the radius

shaded area = external area - internal area

                      = π × 6.5² - π × 2.3²

                      = π( 42.25 - 5.29)

                      = π × 36.96 ≈ 116 cm²

s2008m [1.1K]2 years ago
4 0

Answer:

<h2><u>116.113 cm²</u></h2>

Step-by-step explanation:

Area of a circle = πr²

Shaded area = External area - Internal area

                      = π × 6.5² - π × 2.3²

                      = π × (42.25 - 5.29)

                      = π × 36.96 = <u>116.113 cm²</u>

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