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krok68 [10]
2 years ago
8

The equilateral triangle shown is rotated about line a. each side of the triangle measures 20 mm. an equilateral triangle is sho

wn. line of rotation a goes through one point and the midpoint of the opposite side. what shape is created by the rotation and what is the approximate circumference of the base? circumference of a circle: c = 2πr a cylinder with a circumference of about 63 mm a cylinder with a circumference of about 126 mm a cone with a base circumference of about 63 mm a cone with a base circumference of about 126 mm
Mathematics
1 answer:
Gnesinka [82]2 years ago
5 0

The circumference of the circle based on the equilateral triangle is 63mm.

<h3>How to calculate the circumference?</h3>

The side of the triangle is 20mm. The radius will be:

= 20/2 = 10

The circumference of the circle will be:

= 2πr

= 2 × 3.14 × 10

= 63

In conclusion, the circumference is 63mm.

Learn more about triangles on:

brainly.com/question/2486624

#SPJ4

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defon

Answer:

$5.38

Step-by-step explanation:

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Describe the continuity of the graphed function. Select all that apply.
victus00 [196]

Using continuity concepts, it is found that the correct options are:

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-----------------------------

A function f(x) is continuous at x = a if:

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-----------------------------

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A similar problem is given at brainly.com/question/21447009

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Step-by-step explanation:

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