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Vladimir79 [104]
3 years ago
8

Please Help! image below

Mathematics
1 answer:
sweet-ann [11.9K]3 years ago
6 0

Answer:

A = 81π cm²

Step-by-step explanation:

The area (A) of the cross section is calculated as

A = πr² ( r is the radius )

Find r by using the given circumference.

Given the circumference is 18π and circumference (C) is

C = 2πr = 18π ( divide both sides by 2π )

r = 9, thus

A = π × 9² = 81π cm²

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Last month, Dory biked 11 times as much as Karly. Together they biked a total of 156 miles. How many miles did Dory bike last mo
oksano4ka [1.4K]

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In triangle abc, points d and e are the midpoints of and respectively. what are the slope and length of , if the slope and lengt
Bingel [31]

The slope and length of segment DE in the given triangle are: 0.5, and 1.6 units respectively.

<h3>What is the Slope of Parallel Lines?</h3>

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Segment DE is parallel to segment BC in triangle ABC.

Since slope of BC is 0.5, slope of DE would also be: 0.5.

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Length of DE = 1/2(length of BC)

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Length of DE is: 1.5 units.

Learn more about the slope of parallel lines on:

brainly.com/question/10790818

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Jawaban: 7.812.500

Penjelasan langkah demi langkah:

Diberikan sebagai berikut:

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