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Andreas93 [3]
3 years ago
13

This figure is 14 of a circle.

Mathematics
2 answers:
sweet-ann [11.9K]3 years ago
8 0

Answer:

18.8cm

Step-by-step explanation:

Multiply 3 by pi.

You get 9.42

Multiply that by 2.

You get 18.84.

Because the perimiter is also known as the circumference and the formula for that is 2rπ

Sunny_sXe [5.5K]3 years ago
6 0

Answer:

10.7 cm

Step-by-step explanation:

The arc length is one quarter of the circumference

arc = \frac{1}{4} × 2π × 3 = 1.5π

perimeter = 1.5π + 3 + 3 ≈ 10.7 cm


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