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
weeeeeb [17]
3 years ago
5

Solve for a. Please help!

Mathematics
1 answer:
Marizza181 [45]3 years ago
8 0

Answer:

a = 7

Step-by-step explanation:

This is a special trig triangles. Special trig triangles are identified by their angle measures and their sides have a unique relationship. This is a 30 - 60 - 90 triangle which has sides 1 - √3 - 2 or multiples of this. This means all 30 - 60 - 90 triangles have side lengths with the pattern 1 - √3 - 2. Here the triangle has a - 7√√3 - 14. The value of a is 7 since 7*√3 = 7√3 and 2*7 = 14.

You might be interested in
Last question please help
Grace [21]
Juan won and has a score of 8.5, the difference between there score is 3.5.
4 0
3 years ago
A number line is shown. Which expression represents the distance between two points, X and Y, on the number line?
IrinaK [193]

Answer: C. |-4 - 3|

<u>Step-by-step explanation:</u>

x = -4

y = 3

The distance between them is the difference. The mathematical operation for difference is subtraction.

Distance is a unit of measurement. Measurements cannot be negative so the absolute value sign is used to ensure the difference is positive.

4 0
3 years ago
Help me with C number please. Show me how did you do that. It’s due in 30 minutes.
Paha777 [63]
I’m not 100% sure but isn’t it x2 +xy +y2?
6 0
3 years ago
Read 2 more answers
Janna spends 1.25 hours of her 8 hour work day answering email messages. What percentage of the work day is this time
dusya [7]
1.25 divided by 8 =0.15635×100=15.6% or round up to 16%
3 0
3 years ago
PLEASE HELP ME OUT M
luda_lava [24]

Answer:

what?

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • PleAse help and show how you got it if you don’t mind
    12·1 answer
  • In French how would you conjugate verbs with "on"?
    13·1 answer
  • (2.01)
    10·1 answer
  • you buy popcorn and a soda at the movies. A large popcorn is $7.00 and a drink is $3.50. Tax is 6%. How much will you pay?
    9·1 answer
  • select all the names appropriate for the angle indicated by the arc mark
    7·1 answer
  • Find the approximate perimeter of △ABC plotted below.
    7·2 answers
  • What binomial would you multiply by itself to get a²+2a+1?
    6·1 answer
  • han want to buy a $30 ticket to a game, but the pre-oder tickets are sold out, he knowns there will be more tickets sold the day
    10·1 answer
  • Determine the period of the following graph.
    7·2 answers
  • Which group of these squares do NOT support the Pythagorean theorem?​
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!