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
Valentin [98]
3 years ago
12

SOMEONE PLEASE HELP!!

Mathematics
2 answers:
lesya692 [45]3 years ago
8 0
First you need the size of an angle QPR = B = 180° - 123°
Lenght of QP = 10cm
QR = x
QP = r
x² = r² + r² - 2r² × cosB
Rina8888 [55]3 years ago
8 0

Answer:19.9

Step-by-step explanation:

You might be interested in
Find the Equation of x(2x+5)-3(2x+5)=0
Nata [24]
2x² + 5x -6x - 15 = 0

2x² - x - 15 = 0

2x² -x = 15

x = 3

3 x 3 = 9 x 2 = 18 - 3 = 15

i really don't know how i got 3 in the first place but that is your answer

hope this helps


5 0
3 years ago
Help please !! Solve -1.6r+5= -7.8
Nikolay [14]

subtract 5 from both sides. -1.6r=-5 divide both sides by-1.6. r=-5/-1.6 simp;ify-5/1.6 to 3.125. r =3.125

5 0
3 years ago
Read 2 more answers
9 divided by 234 <br> Breakdown
Hunter-Best [27]

Answer:

0.0384615385

Step-by-step explanation:

look at picture

7 0
3 years ago
Andre rode his bike at a constant speed. He rode 1 mile in 5 minutes. Which of these equations represents the amount of time t (
Alex

Answer:

.20 per minute.If you dives 1 mile by 5 min u will get .20

4 0
3 years ago
What shows the greatest common factor of 18 and 24 with 18/24 in simplest form
Monica [59]
Divide them both by 6

So it should be : 3/4
5 0
3 years ago
Read 2 more answers
Other questions:
  • Write the equation −2x−4y=−8 in slope-intercept form. Then graph the line described by the equation.
    12·1 answer
  • In a survey, 30% of those questioned chose autumn as their favorite season. If 27 people chose autumn, then how many people were
    8·2 answers
  • Is 0.102 less than 3/7
    11·1 answer
  • Find the volume of a cone with a base diameter of 12 m and a height of 10 m.
    14·1 answer
  • Help with #10 plz...
    13·1 answer
  • What does The Bureau of Consumer Protection do for consumers?
    5·1 answer
  • 2,320 -1,745 <br> subtract it and give me the answers
    13·1 answer
  • 10
    12·1 answer
  • Find the value of x.
    8·1 answer
  • The population of a town was 6,000
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!