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
Svet_ta [14]
3 years ago
7

Please Help i dont understand this :( Look at the screenshot/picture Please and Thank you so much! <3 :)

Mathematics
1 answer:
bazaltina [42]3 years ago
8 0

Answer:

b=25 a=4.582575695

Step-by-step explanation: 3^2=9 5^2=25 square root of 21=4.582575695

You might be interested in
What is the length of the hypotenuse? If necessary, round to the nearest tenth.
Brut [27]

Answer:

c ≈ 5.5 cm

Step-by-step explanation:

Using Pythagoras' identity in the right triangle

c² = 2.4² + 4.9² = 5.76 + 24.01 = 29.77 ( take square root of both sides )

c = \sqrt{29.77} ≈ 5.5 cm ( to the nearest tenth )

4 0
3 years ago
Read 2 more answers
Can someone help me with this? I just need help understanding it.​
azamat
What do you need help with !?! I don’t get it you just write the question no picture
6 0
3 years ago
What is the z score
joja [24]

Step-by-step explanation:

z = (x − μ) / σ

z = (65 − 69) / 3.5

z = -1.14

6 0
4 years ago
On last week's quiz, Andre got 18 questions correct and 2 questions incorrect. What was Andre's score
andreev551 [17]

Answer:90%

Step-by-step explanation: we know this because the total about of questions on the test is 20 and for the score to add up to 100% each question has to be worth 5% so we can just do 5 x 18 to get 90%. or (5 x 2) - 100 to also get 90%

6 0
2 years ago
HELP!!!
rusak2 [61]

Answer: Reflect across the Y and and move it 7 down

Step-by-step explanation: Reflecting across the Y will turn the (X,Y) into (-X,Y) then you just count how many places the image is away from the preimage.

7 0
4 years ago
Other questions:
  • Marthy has exactly five blue pens,six black pens,and four red pens in his knapsack. if he pulls out one pen at random from his k
    13·1 answer
  • True or false???????
    9·2 answers
  • Match the graph to one of the functions below ... A or C
    14·1 answer
  • The winner of a 1000 mile race drove his car to victory at rate of 124.51222mph. What was his time(to the nearest thousand of an
    6·1 answer
  • Eighty-five more than the square of a number is the same as the square of the quantity that is $17$ less than the number. What i
    12·1 answer
  • Sean has 45 whistles he has 32 more whistles that Charles how many whistles does Charles have
    8·2 answers
  • Any suggestions or answers
    15·1 answer
  • The sum of a number x and 8
    15·1 answer
  • Help on question b ASAP
    7·1 answer
  • 3+3+67+7+4+6+78+68+22+71+100-100=<br> FIND THE ANSWER
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!