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
Katyanochek1 [597]
3 years ago
7

U

Mathematics
1 answer:
elena55 [62]3 years ago
8 0

Answer:

option 3, 45

Step-by-step explanation:

3x - 9° + 30° + 24° = 180° (angle sum property of a triangle)

3x - 9° + 54° = 180°

3x + 45° = 180°

3x = 180° - 45°

3x = 135°

x = 135/3

x = 45°

therefore, option 3 is the correct option

You might be interested in
Identify whether each phrase is an expression, equation, or inequality.
OverLord2011 [107]

Answer:

swich the one attached to equation with the one attached to expression

Step-by-step explanation:

an equation need to have an equals sign, an expression doesnt.

8 0
3 years ago
Read 2 more answers
Round 14.561 to two decimal places
Marizza181 [45]

Answer:

round 14.561 to two decimal places=15

7 0
3 years ago
A jewelry store sells necklaces in lengths that vary from 16 inches to 22 inches. Any necklaces outside of this criteria are rej
Art [367]

Answer:

16-22

Step-by-step explanation:

3 0
3 years ago
What is the length, in feet, of the hypotenuse of a right triangle with legs that are 3 feet long and 4 feet long? Question 10 o
wel
A^2+b^2=c^2 so 4(4) +3(3) is 16+9= 25 and the square root of that is 5.
7 0
3 years ago
Jackson bought 5 ounces of raisins for $4. How much could he have buy for 1$?
Yuliya22 [10]
If you do 5 divide by 4 then you can find what 1$ would be worth so ie.
5 divide by 4 is 1.25 which means that for 1$ you could buy 1.25 ounces
4 0
3 years ago
Read 2 more answers
Other questions:
  • X + 4y = -3 x + 7y = - 12 *
    13·1 answer
  • Tiffany answered 90% of the questions on your math test correctly.There were 50 questions on the test. How many questions did Ti
    15·2 answers
  • Simplify (-36x)(-1/3)(2/9)(-4y)
    11·1 answer
  • You are researching the penguin population in the Falkland Islands. There are 1000 penguins in the beginning of the first year:
    12·1 answer
  • a produce stand sells roasted peanuts for $1.90 per pound. what is the coast, c, of p pounds of peanuts
    15·2 answers
  • The population of rabbits on an island is growing exponentially. In the year 1995, the population of rabbits was 1000, and by 19
    12·2 answers
  • At the beginning of the year, Samantha deposits $1000 into a savings account that pays 2.5% interest. She does not deposit money
    14·1 answer
  • Roció hará un circulo con un diámetro de 22.8 cm cuánto medirá un radio
    5·1 answer
  • What is the sum of 2/5 and -4/5? <br><br> A) 4/5 <br><br>B) 2/5<br><br>C) 2/5 <br><br>D) 4/5​
    10·1 answer
  • What is the effect of multiplying both sides of an inequality by a negative number? Explain and give an example.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!