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Soloha48 [4]
3 years ago
11

HELP ME PLEASE !! Mao changes the incline angle on his treadmill from 0° to 5°. If the walking surface of the treadmill is 5

Mathematics
1 answer:
vovikov84 [41]3 years ago
5 0

Answer:

5.2 inches

Step-by-step explanation:

We can use trigonometry for this. We know that sin = opposite/hypotenuse so opposite = hypotenuse sin. If we want the answer in inches we set the hypotenuse to inches 5 ft = 60 inches. We just use 60 sin 5 degrees to get to our answer.

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Choose the situation which would best be modeled by an exponential decay function.
fomenos

Answer:

D

Step-by-step explanation:

A is an arithmetic sequence in that is adds or subtracts the same amount.

B is also an arithmetic is that it takes the original 1000 and adds another 1000 for each year

C is a geometric sequence because it's losing 5× however many questions missed

D is the answer because it says it loses 10% every year, so it loses 10% of the previous year, not the beginning year.

7 0
4 years ago
A scale drawing of a square object has a scale of 1 in. : 5 mm. The scale drawing has a length of 2.5 inches. Find the perimeter
luda_lava [24]

Answer:

Perimeter and area of drawing

Perimeter= 10 In

Area = 6.25 In²

Perimeter and area of object

Perimeter = 51.836 mm

Area = 167.936 mm²

Step-by-step explanation:

We are dealing with a square object, so let's talk about the drawing first.

The length of one side = 2.5 In

Perimeter of square= 4L

Perimeter = 4*2.5

Perimeter= 10 In

Area = L*L

Area = 2.5*2.5

Area = 6.25 In²

Letd note that 1 inch =

25.4 millimetres

So 2.5 Inch = 2.5 * 25.4

2.5 In = 63.5 mm.

25.4 mm is to 5mm

63.5 mm is to (63.5*5)/24.5

63.5mm is to 12.959 mm

So the length of actual object is 12.959mm

The perimeter = 4*12.959

Perimeter = 51.836 mm

Area = 12.959²

Area = 167.936 mm²

7 0
3 years ago
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Answer:

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Step-by-step explanation:

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Answer:

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Answer:

3.33 N

Step by step explanation:

Weight_ mass × accln

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