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
serious [3.7K]
3 years ago
7

The measures of the angles of triangle RST are in the ratio 2:4:9. What are the measures of the angles ?

Mathematics
1 answer:
aliya0001 [1]3 years ago
3 0

Measures of the angles are 24°, 48° and 108°

Step-by-step explanation:

  • Step 1: Given ratio = 2:4:9. Sum of angles of triangle = 180°

Let angles be 2x, 4x and 9x.

⇒ 2x + 4x + 9x = 180

⇒ 15x = 180

⇒ x = 180/15 = 12

  • Step 2: Find angles.

2x = 24°, 4x = 48° and 9x = 108°

You might be interested in
The ratio of walkers to riders was 5 to 3. If 315 were walkers, how many riders were there?
dlinn [17]
5/3 = 315/x
5*x = 5x
3*315 = 945
5x = 945
5x/5 = 945/5
x= 945/5
x=189

Final answer: The riders are 189
3 0
4 years ago
Wes used 49 quarts of oil when he changed the oil in 7 cars. Complete and solve the proportion to find how many quarts of oin he
aleksandrvk [35]
140 quarts of oil
49 quarts÷7 cars=7 quarts per car
7 quarts×20 cars=140 quarts
3 0
3 years ago
PLZ HELP ME!!!(*´◒`*)
denpristay [2]

Answer:

C

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Find the Y intercept of the graph
zhenek [66]

Answer:

6

Step-by-step explanation:

The intercept would be 6 because that's the point on the Y line or the line going vertically.    

8 0
3 years ago
Which expression is equivalent to 9 x 9 x 9 + 12 x 12 x 12?
zloy xaker [14]

Answer:

i think probably 2457 is answer

7 0
3 years ago
Other questions:
  • What is the midpoint for the pairs for number 1 and 2
    5·1 answer
  • State the explicit form of the pattern: 4, 9, 14, 19, …
    13·2 answers
  • Write an equation for the word sentence.<br> Eight more than the number of children is 24.
    5·1 answer
  • What is the x intercept of the graph that is shown below?
    6·1 answer
  • What’s the answer for <br> Solve: 4(2x+4)=56
    9·2 answers
  • 40: PLEASE HELP Write the equation that describes the line with slope=-6 and y-intercept=2 in slope intercept form. Example y=mx
    15·1 answer
  • This isnt a school related question,
    13·1 answer
  • Consider the expression 6+(-3.25). Describe a situation that could be represented by the expression.​
    14·2 answers
  • How do you use distributive property on an equasion like -2 (-6x+ 3y - 1 )
    12·1 answer
  • Help asap please I need help
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!