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
lesya [120]
3 years ago
9

A square has a side lengths of 9, use the pythagorean theorem to find the length of the diagonal

Mathematics
2 answers:
AnnyKZ [126]3 years ago
3 0
The diagonal length is 12.73 units
hodyreva [135]3 years ago
3 0

{a}^{2}  +  {b}^{2}  =  {c}^{2}  \\  {9}^{2}  +  {9}^{2}  =  {c}^{2}  \\  {81} + 81 =  {c}^{2}  \\ 162 =  {c}^{2}  \\  \sqrt{162}  =  \sqrt{ {c}^{2} }  \\ 12.73 = c
the length of the diagonal is 12.73
You might be interested in
What is the quadratic formula song?
tiny-mole [99]

Step-by-step explanation:

pop goes the weasel is quadratic formula song

7 0
3 years ago
Can someone pls pls pls help ​
vichka [17]

Answer:

4\sqrt{3}

Step-by-step explanation:

AB = \sqrt{[(4-(-4)]^{2} - [1-(-3)]^{2} } = 4\sqrt{3}

4 0
3 years ago
What is the gradient of the blue line.
denpristay [2]

Answer:

Step-by-step explanation:

the Gradient is (5,2)

6 0
3 years ago
Read 2 more answers
Solve the equation.<br> 4x + 1 + 2x = 61<br><br> 6<br><br> 10<br><br> 10.3<br><br> 11.8
poizon [28]

Answer:

x = 10

Step-by-step explanation:

=> 4x + 1 + 2x = 61

=> 6x = 61 - 1

=> 6x = 60

=> x = 60/6

=> x = 10

<u>Hence</u><u> </u><u>the</u><u> value</u><u> of</u><u> x</u><u> </u><u>is</u><u> </u><u>1</u><u>0</u><u> </u><u>.</u>

3 0
3 years ago
Add the two expressions.<br> 69 + 1 and q + 11<br> Enter your answer in the box.<br> Please help!!
Pavlova-9 [17]

Answer:

l think the answer is 81q

3 0
3 years ago
Other questions:
  • What two numbers add up to 1 but multiply to -2
    11·1 answer
  • Point Y is in the interior of ∠XWZ. Given that (ray) WX and (ray) WZ are opposite rays and m∠XWY = 4(m∠YWZ), what is m∠YWZ?
    11·1 answer
  • 5x + 7 = 2 what is X<br><br> A.x = -1<br> B.x = 1<br> C.x = 6<br> D.x = -6
    12·2 answers
  • Gabriel buys a $2,000 fixed-rate bond with a 4% coupon and five years to maturity. How much interest will he earn over the life
    8·1 answer
  • What is the percent of increase from $23 to $38?
    8·1 answer
  • A(4,10) and B (6,12)<br> (1) Find the distance between A and B
    7·1 answer
  • SOMEONE HEELLPPPP PLEASEEEEEEEEE !!!!!!
    6·1 answer
  • Briana buys a ring marked $49.99. She receives a 20% discount. Which equation can be used to find the sale price of the ring?
    9·1 answer
  • Solve for a 3a+9 = 18 *<br> a = 5<br> a = 10<br> a = 3<br> None of the above
    13·1 answer
  • Quick pls!! my math grade is at a B! I need to raise it.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!