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
Lubov Fominskaja [6]
2 years ago
15

Approximate √80 by using perfect squares. 80 is between which two perfect squares.​

Mathematics
1 answer:
Zarrin [17]2 years ago
5 0

Answer:

8.94

Step-by-step explanation:

√ 80 is between perfect squares √64 and √81

or between 8 abd 9.

the approximate value is 8 + (80-64)/(81-64) =

8 + 16/17 = 8 + 0.94 = 8.94

You might be interested in
Solve the following system of equations using the SUBSTITUTION method. Show all your work! x = 2y + 1 x + y = 4
Alexxandr [17]

Answer:

Step-by-step explanation:

4x+y=14

x-2y=8

then;

x=8-2y

substitute;

4(8-2y)+8-2y=14

32-8y+8-2y=14

40-10y=14

26=10y

y=2.6 , work out 4x+2.6=14 to get x

3 0
2 years ago
Can i have some help i spent a lot of points and it didn't work :((((
Ivahew [28]

Answers for A:

Factored form: (x-2)(x+4)

Zeros: x = 2, -4

Vertex: (-1, -9)

Answers for B:

Factored form: -(x+2)(x+7)

Zeros: x = -2, -7

Vertex: (-9/2, 25/4)

5 0
2 years ago
The shop charges $60 per hour and 7% sales tax on parts (no tax on labor). The total cost of the repair is $180.80. A. True B. F
Dmitry_Shevchenko [17]
The right answer if false
7 0
2 years ago
Solve for g: C = 1/2gk
sweet-ann [11.9K]

Answer:

G = \frac{C(2)}{k}

Step-by-step explanation:

C = 1/2gk

First you want to multiple both sides by 2 to get rid of that fraction and you get

C (2) = gk then you divide both sides by k to isolate the g and your left with

G= \frac{C(2)}{k}

Hope this helps

5 0
2 years ago
Six times a number increased by 9
yulyashka [42]
6x+9 is the answer to the question

the other answer 3x-7
5 0
3 years ago
Read 2 more answers
Other questions:
  • The population of the United States was about 280 million in 2000 and about 310 million in 2010. What was the annual rate of cha
    13·1 answer
  • Which shows one way to determine the factors of x3 – 9x2 + 5x – 45 by grouping?
    10·1 answer
  • 5u+5(1-u)=u+8<br> I need help finding the answer
    6·1 answer
  • What is an area of a circle with a circumfrence if 43.98226 inches? Use 3.14159
    13·1 answer
  • Explain why the product of a nonzero rational number and an irrational number is irrational
    6·1 answer
  • Kareen ran 4.16 x 10^3 miles long
    5·2 answers
  • WILL GIVE BRAINLISET!!! Drag and drop the answers into the boxes to identify the vertex and axis of symmetry of this function.
    14·2 answers
  • A fair coin was flipped 50 times. It landed on heads 29 times.
    10·1 answer
  • - 3x + y = 3<br> 2y = -3x - 12
    8·1 answer
  • Which polynomial is equal to the sum of polynomials 1 and 2?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!