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
katen-ka-za [31]
3 years ago
7

Which is the measure of AB A. 10ft B. 15ft C. 20ft D. 100ft

Mathematics
1 answer:
Sladkaya [172]3 years ago
5 0

Answer:

C

Step-by-step explanation:

Since ΔABC is right use the sine ratio to find AB

sin30° = \frac{opposite}{hypotenuse} = \frac{AC}{AB}, hence

sin30° = \frac{10}{AB} ( cross- multiply )

AB × sin30° = 10 ( divide both sides by sin30° )

AB = \frac{10}{sin30} = 20 ft → C


You might be interested in
In a class experiment, Sean finds that the probability that a student plays soccer is 12/25. If the school population is 300, ho
julsineya [31]
 12/25 players play soccer, and 300 students so 25 goes into 100 4 times multiply that by 3 to make 300 so you get 12 and then 12x12 its 144
5 0
4 years ago
Is the relationship between the variables in the table a direct or inverse variation or neither? If it is direct or inverse, wri
Rzqust [24]

Step-by-step explanation:

this is inverse variation

the function is

xy = 128

=> y = 128/x

8 0
3 years ago
What are the exact values of sin(2π/3radians) and cos(2π/3radians)?
maria [59]
Sin(2π/3radians) = sin(π/3radians) = (<span><span>√3)/</span>2</span>cos(2π/3radians) =<span> - cos(π/3radians) = 1/2
</span>
becuase 2π/3 + π/3 = <span>π</span>





6 0
3 years ago
Which statement best describes points P and Q?
ad-work [718]

Answer:

The y coordinates are the same since they are both at y= 4

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Write the phrase as an algebraic expression. A number plus six and three tenths. PLEASE HEEELP
MrRa [10]

Answer:

n + 6(3/10)

Step-by-step explanation:

6(3/10) is written as a mixed number

3 0
4 years ago
Read 2 more answers
Other questions:
  • Find the equation of the sphere for which the line segment pq connecting p(4,2,1) and q(5,-1,3) is the diameter
    6·1 answer
  • A group of 148 people spending 5 days out of summer camp the Cook ordered 12 lb of food for each adult and 9 pounds of food for
    6·2 answers
  • What are the solutions of the system?
    14·1 answer
  • Jane paid a total of $79 for a pair of shoes and 2 hats.The price of each hat was $12.Use rounding toestimate how much Jane paid
    8·1 answer
  • Passes through (0, 1) and (2, 5)
    11·1 answer
  • 7. Which two equations are equivalent?
    14·1 answer
  • Pls help I’m in class and I need it done by today
    5·1 answer
  • Work out the value of (root99-root11)^2 URGENT!!!!!
    11·1 answer
  • Please help! Due tonight thank you!
    15·2 answers
  • Calculate the angle of depression from the
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!