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
professor190 [17]
3 years ago
12

In ΔPQR, m∠P = (3x+16) ,m∠Q=(4x-15),m∠R(2x+8) What is the value of x?

Mathematics
1 answer:
noname [10]3 years ago
3 0

Answer:

  x = 19

Step-by-step explanation:

Assuming all angle measures are in degrees, the sum of them is 180:

  (3x +16) +(4x -15) +(2x +8) = 180

  9x +9 = 180 . . . . collect terms

  x + 1 = 20 . . . . . . divide by 9

  x = 19 . . . . . . . . . .subtract 1

The value of x is 19.

You might be interested in
Find the missing terms in each arithmetic sequence <br> 1,__,__,-17<br> 2,__,__,20
Galina-37 [17]

Answer:

-5,-11

8,14

Step-by-step explanation:

Let 's say r the commun difference

1)

1,1+r,1+2r,1+3r=-17

1+3r=-17

3r=-18

r=-6

Sequence is 1,-5,-11,-17

2)

2,2+r,2+2r,2+3r=20

2+3r=20

3r=18

r=6

Sequence is 2,8,14,20

4 0
2 years ago
What is the volume of a square pyramid with a base side length of 9 and a height of 11.
andre [41]
V = 297 for a square pyramid, I hope its right..
3 0
3 years ago
Read 2 more answers
-----.135as a fraction
Mrac [35]
This has to do with place value.
0.135.....the last digit (5) is in the thousandths place....so put it over 1000.
135/1000 reduces to 27/200
6 0
3 years ago
What is the approximate value of 31 square root? MAFS.8.NS.1.2<br> 5<br> 6<br> 15<br> 16
PtichkaEL [24]

Answer:

6

Step-by-step explanation:

\sqrt{31} =5.56

Since it's 5.56, you'll want to round UP because 5 is in the tenths and is closer to 6

4 0
3 years ago
Read 2 more answers
Please help!
mrs_skeptik [129]

Answer:

2/3

Step-by-step explanation:

We can use the slope formula

m = (y2-y1)/(x2-x1)

 = (12-8)/(4 - -2)

  (12-8)/(4+2)

  4/6

   2/3

7 0
3 years ago
Other questions:
  • In the form of a paragraph, explain the difference between a ray and a segment.
    11·1 answer
  • Krystal left the hardware store and traveled toward the recycling plant at an average speed of 61 mph. Scott left at the same ti
    12·1 answer
  • Choose the best score on a quiz 15 points out of 25
    5·1 answer
  • Determine which function has the greatest rate of change as x approaches infinity.
    10·1 answer
  • Solve by factoring.. m^2 + 8m + 7 = 0
    12·1 answer
  • Simplify the expression:<br> 7(1 + 7x) =
    8·1 answer
  • . A man bought a car for $60 320. After using it for 2 years he decides to trade in the car. The company estimated a depreciatio
    11·1 answer
  • . You want to buy a book worth Php 220.50. You can buy it only by making a sacrifice of not buying a soft drink every day. If so
    14·2 answers
  • Which of the following is the graph of x^2&lt;16?
    15·2 answers
  • Draw a diagram and explain how you can use it to find 3 ÷ 1/5​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!