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Vladimir [108]
3 years ago
12

A 17 ft ladder leans against the side of a house. The top of a ladder is 15 ft off the ground. Find X, the angle of elevation of

the ladder. Round answer to the nearest TENTH of a degree. (marking BRAINLEST)​

Mathematics
1 answer:
erica [24]3 years ago
8 0

Answer:

61.92

Step-by-step explanation:

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When solved for x, which inequality represents the number line?
ikadub [295]

Answer:

x<-3

The value of x is found in all the numbers that are less than - 3 or all the numbers from - 3 to negative infinity

Please note: - 3 is not included in those numbers

4 0
2 years ago
PLSSS HELP IF YOU TURLY KNOW THISS
garik1379 [7]

Answer:

2.815

Step-by-step explanation:

The thousandth number is the third number in the provided integer, you round down because the ten-thousandth value is 1, and you will only round up if the number is 5 or higher, otherwise, you round down.

Hope this helps!

4 0
2 years ago
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X = -2y + 300 3y = 800 - 4x
devlian [24]

Answer:

<h2>x = 140, y = 80</h2>

Step-by-step explanation:

\left\{\begin{array}{ccc}x=-2y+300&(1)\\3y=800-4x&(2)\end{array}\right\\\\\text{Substitute (1) to (2):}\\\\3y=800-4(-2y+300)\qquad\text{use the distributive property:}\ a(b+c)=ab+ac\\\\3y=800+(-4)(-2y)+(-4)(300)\\\\3y=800+8y-1200\\\\3y=8y-400\qquad\text{subtract}\ 8y\ \text{from both sides}\\\\-5y=-400\qquad\text{divide both sides by (-5)}\\\\y=80\\\\\text{Put it to (1):}\\\\x=-2(80)+300\\\\x=-160+300\\\\x=140

8 0
3 years ago
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Plz help me well mark brainliest if correct!.,
AlekseyPX

Answer: The perimeter is 20 cm

Step-by-step explanation: The top and bottom are same length, so 6+6, and the sides are the same length, so 4+4 don’t forget it’s cm and it becomes 20 cm.

PERIMITER = ADDING ALL SIDES

AREA = MULTIPLYING

6 0
3 years ago
How to multiply 20 times 28 and take away 2
MaRussiya [10]

Answer:

558

Step-by-step explanation:

First you multiply 20 by 28, you'll get 560. then you subtract two and you'll end up with 558

6 0
4 years ago
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