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Shkiper50 [21]
3 years ago
10

Percentage of change: 30 inches to 24 inches

Mathematics
2 answers:
jekas [21]3 years ago
6 0

Answer:

80%

Step-by-step explanation:

80% of 30 = 24

lord [1]3 years ago
4 0

Answer:

20% decrease

Step-by-step explanation:

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I need Serious help here!
marishachu [46]

Answer:

Step-by-step explanation:

0.5

7 0
2 years ago
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In two hours Holden completed 3/4 of his race how long will it take Holden to complete the entire race?
vivado [14]

Answer:

\frac{1}{4} = 50 Minutes

Whole Race Time : 2 Hour and 50 Minutes

Step-by-step explanation:

so 2 Hour = \frac{3}{4} Race completed

we need to find what 1/4 Race = x Hours

so 200 divided by 4 because \frac{3}{4} Race is done.

we need to find how long to finish the whole race also known as \frac{4}{4}.

200 divided by 4 = 50

so Holden still need 50 Minutes to finish the race.

8 0
2 years ago
HELP ME PLZ. I have no clue how to do this.
Varvara68 [4.7K]

Answer:

32

Step-by-step explanation:

3x+1=8x-24

25=5x

x=5

3 times 5 plus 1 is 16 and so the length is 32

comment section:

XM=MY because MN is segment bisector

XM=3x+1=3*5+1=16=MY and since XM+MY=XY 16+16=32

3 0
3 years ago
What does the following expression mean?<br> 7!<br><br> A. 7+6+5+4+3+2+1<br> B. 7·6·5·4·3·2·1
frez [133]

Answer: B

Step-by-step explanation:

A factorial is multiplying the integer and all of the integers below it together.

3 0
3 years ago
By law, a wheelchair service ramp may be inclined no more than . If the base of a ramp begins 15 feet from the base of a public
choli [55]

Answer:

The equation that can be used to determine the maximum height is given as h = 15tan4.76°

Step-by-step explanation:

The question given is lacking an information. Here is the correct question.

"By law, a wheelchair service ramp may be inclined no more than 4.76 degrees. If the base of the ramp begins 15 feet from the base of a public building, which equation could be used to determine the maximum height, h, of the ramp where it reaches the building's entrance"

The whole set up will give us a right angled triangle with the base of the building serving as the adjacent side of the triangle and the height h serving as the opposite side since it is facing the angle 4.76°

The side of the wheelchair service ramp is the hypotenuse.

Given theta = 4.76°

And the base of the building = adjacent = 15feet

We can get the height of the building using the trigonometry identity SOH CAH TOA.

Using TOA

Tan(theta) = opposite/Adjacent

Tan 4.76° = h/15

h = 15tan4.76°

The equation that can be used to determine the maximum height is given as h = 15tan4.76°

4 0
3 years ago
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