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
Hunter-Best [27]
4 years ago
15

Two angles of a triangle measure 42° and 84°. find the measure of the third angle, in degrees. (enter an exact number.)

Mathematics
1 answer:
lisov135 [29]4 years ago
6 0
Let the third angle be x.

Sum of the interior angles of a triangle = 180°

42 + 84 + x = 180

126 + x = 180

x = 180 - 126

x = 54°

Hence, the third angle is 54°.
You might be interested in
The Spice Girls latest single sells 40% fewer singles this week than last week. Last week it sold 120,000 singles. How many did
valentina_108 [34]

Answer:

72000

Step-by-step explanation:

Multiply 120,000 by 0.6 OR multiply 120,000 by 0.4 and subtract 120,000 by the product.

Both equal 72,000

Hope this helps my fellow mike winsowski memer

-Scorpio

8 0
3 years ago
A rope factory produces ropes that have been measured to be able to lift 500 pounds, with a standard deviation of 6 pounds. One
Crazy boy [7]
It's C. it does not ship because 480 is more than 2.57 deviations from 500



3 0
4 years ago
Read 2 more answers
What is 1042 divided by 45?
Daniel [21]
1042 / 45 
=23.15

You should be able to do that with a calculator though.
4 0
3 years ago
Read 2 more answers
Write an expression to represent the perimeter of:<br> 2a-3<br> 2a<br> 3a+1
Marina86 [1]
I am assuming this is a triangle.....P = a + b + c

P = 2a - 3 + 2a + 3a + 1....combine like terms
P = 7a - 2 <==
5 0
4 years ago
A sample contains 300 grams of carbon-11, which has a half-life of 20 minutes.
vladimir2022 [97]

Answer:

Step-by-step explanation:

8 0
2 years ago
Other questions:
  • What is the length of 180 ft the width of garden is 40ft. what is the gardens feet?
    13·2 answers
  • Help Math All the Points i have
    8·1 answer
  • What does x equal???????? please help
    10·1 answer
  • Janine, who bought $15 worth of makeup, spent $6 less than Leah spent
    14·2 answers
  • 16-2t=t+9+4t. need help with this​
    6·2 answers
  • What are the lengths of sides t and k?
    7·1 answer
  • Find the greatest possible error for the measurement 53.9 feet.
    6·1 answer
  • True or false please help it’s due right now
    11·2 answers
  • Decrease 112kg by 3/8
    5·2 answers
  • The mode of the data<br> set is 21. What number<br> is missing?<br> 21, 17, _25, 23, 13
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!