1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
arsen [322]
3 years ago
15

Find x.

Mathematics
1 answer:
ZanzabumX [31]3 years ago
6 0

Use the Pythagorean theorem:



x^2+38^2=42^2\\\\x^2+1444=1764\ \ \ \ |-1444\\\\x^2=320\to x=\sqrt{320}



Answer:


b.\ \sqrt{320}\ or\ appx\ 17.9

You might be interested in
I NEED HELP WITH THIS QUESTION QUICK IT'S VER DIFFICULT FOR ME.
Ivenika [448]

Answer:

The relationship is proportional. The constant of proportionality is 20. It represents how many meters the horse runs per second per second. Equation is d=20t

6 0
3 years ago
Which answer is correct? It wouldn’t let me click mathematics btw
Bad White [126]
6)
KM bisects on <NKL so m<MKN = m<MKL = 3x + 5

2(m<MKL) + m<JKN = 180
2(3x+5) + 8x + 2 = 180
6x + 10 + 8x + 2 = 180
14x + 12 = 180
14x = 168
    x = 12

so 
 m<MKN = m<MKL = 3x + 5 = 3(12) + 5 = 36 + 5 = 41

answer
b. 41

7)

2 supplementary has sum = 180
x + x + 14 = 180
2x + 14 = 180
2x = 166
  x = 83
  x + 14 = 83 + 14 = 97

2 angles are 83 and 97

answer
b. 83, 97
7 0
3 years ago
A campground says campers can rend a square space taking up 225 square feet. How long would one side of the space be?
Helga [31]

Answer:

56.25 ft

Step-by-step explanation:

It is simple, since it is a square the sides are all the same length so you take A=area and divide it by four= h or w or l (height, width, length) so

225/4=56.25

3 0
3 years ago
Nina had 17 marbles in a bag. Her mother put a handful of marbles in the bag. When Nina counts her marbles, she discovers she no
Ksivusya [100]
The second equation is correct. Nina initally had 17 marbles in her bag. Her mother placed m marbles into her bag. After counting, she now has 34 marbles. Part of this 34 marbles is already her initial 17 marbles. Therefore, 17 marbles initially + m unknown marbles = 34 marbles. The equation <span>17 + m = 34 is the answer.</span>
7 0
3 years ago
Math question plz help
Svetach [21]

Answer:

Yes they are.

Because:

As said in the rules you have to keep the bases and add the exponents.

7 0
3 years ago
Read 2 more answers
Other questions:
  • In the diagram of circle A, what is the measure of<br> ZXYZ?<br> 35°<br> 70°<br> 75°<br> 140°
    6·1 answer
  • Determine whether the function is periodic. If it is, find the period.
    5·2 answers
  • The top of a square table is covered with four equal square tiles. If the side length of each tile is decreased by 50%, how many
    5·2 answers
  • What is the area of a trapezoid pool with a height of 15 yd and bases of 14 yd and 26 yd?
    14·1 answer
  • Find the value of x. PLEASE explain how you got your answer thanks!
    7·1 answer
  • A rectangle has a perimeter of 44 inches and an area of 72 square inches. what are the lengths of the sides of the rectangle
    8·1 answer
  • PLLLLLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ HELP ME RIGHT NOW ASAP Pinea
    14·1 answer
  • Sharon solved this problem.
    12·1 answer
  • Solve the equation for 2.<br> X<br> B <br><br> Somebody please help me
    9·2 answers
  • ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!