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
SSSSS [86.1K]
3 years ago
6

Find the value of X in the diagram

Mathematics
2 answers:
velikii [3]3 years ago
8 0

Answer:

Step-by-step explanation:

no. of sides n=5

sum of interior angles=(n-2)×180=(5-2)×180=3×180=540

72+2x+99+89+3x=540

5x+  260=540

5x=540-260

5x=280

x=56°

kozerog [31]3 years ago
7 0

Answer:

x=20

Step-by-step explanation:

it all adds up to 360°

72+89+99+5x=360

360-260=5x

5x=100

x=20

You might be interested in
Please whats-2 5/ 11 - 7 1/11
Nana76 [90]

Answer:

=-2(5/11)-7(1/11)

=-10/11-7/11

=(-10-7)/11

=-3/11

5 0
2 years ago
Solve for x<br><br> Please help me it’s midnight and I cannot fail another math test y’all
7nadin3 [17]

I hope it helps you ❤️❤️❤️❤️

5 0
2 years ago
14/5 + - 4/3 =<br><br> Adding and Subtracting Fractions.
Helga [31]

Answer:

Step-by-step explanation:

1 \frac{7}{15}

6 0
2 years ago
In MNO, MM=(6x+1), m N=(3x-10)., and mO=(x+19).. Find mN.
Alisiya [41]

Answer:

9x - 9

Step-by-step explanation:

6x + 3x = 9x. 1- 10 = -9

Combine the like terms

7 0
2 years ago
Read 2 more answers
Use the picture to answer. Which real number is not both a whole number and an integer? A. 423 B. 259 C. –156 D. 0
Vanyuwa [196]
C. is the answer because -159 is a rational number
7 0
3 years ago
Other questions:
  • Your beginning balance on your lunch account is $42. You buy lunch for $1.80 every day and sometimes buy a snack for $0.85. Afte
    11·1 answer
  • The what of a term is its numerical factor
    6·1 answer
  • E:
    15·1 answer
  • Solve the proportion 8/3 = g/3
    6·1 answer
  • Find the value of x so that m||n
    13·2 answers
  • A car’s odometer measures distance to the nearest 0.1 miles. Which is the most appropriate way to report the distance driven usi
    12·2 answers
  • What are the zeros of the polynomial function f(x) = x3 − 2x2 − 24x?
    10·1 answer
  • Evaluate the expression 10−2x+8 when x=2.
    5·1 answer
  • Does the graph represent a function? Khan Academy​
    6·2 answers
  • Is 1.2/3 and 1.8/ 4/5 proportional
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!