Answer:
1.


2.

Step-by-step explanation:
Solving (1):
Given

Required
Determine the radius and circumference
Radius is calculated as follows:



The circumference is calculated using:



Solving (2):
Given

Assume that the window is circular, the perimeter is calculated as follows:



Eight hundred sixty-three and one hundred forty-one thousandths
Answer:

Step-by-step explanation:
The answers to the questions are:
- a. $33,750
- b. $36000
- c. $90000
a. <u>the straight-line method of depreciation</u>

= (240000 - 60000) / 4 * (9 / 12)
= $33,750
The debit is 33750 as well as the credit
b. <u> the units-of-production method of depreciation</u>
(240000 - 60000) / 60000 * 12000
= $36000
c. <u>the double-declining balance method of depreciation</u>
(24000 *2 /4) * (9/12)
= $90000
Read more on depreciation here: brainly.com/question/1203926
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Answer: 9.6 units
<u>Step-by-step explanation:</u>
The formula for the length of a diagonal (d) for a rectangular prism given length (L), width (w), and height (h) is: d² = L² + w² + h²
Given: L = 8, w = 2, h = 5
d² = 8² + 2² + 5²
d² = 64 + 4 + 25
d² = 93
√d² = √93
d = 9.6