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
drek231 [11]
3 years ago
11

To the nearest degree, find the measure of angle A.

Mathematics
2 answers:
tekilochka [14]3 years ago
7 0

Answer:

26°

Step-by-step explanation:

For a right triangle, we can use trigonometry equations :-

In this case we need to use cosine equation .

cos A = adjacent side / hypotenuse

cos A = 18 / 20

A = cos × 18/20

A = arccos × 18/20

A = 26°

evablogger [386]3 years ago
6 0

Cosine(angle) = adjacent leg/ hypotenuse

Cosine( angle ) = 18/20

Angle = arccos(18/20)

Angle = 26 degrees

You might be interested in
Solve for x 2 + x = - 5
Scrat [10]
X= -7

2+x=-5 if you move the constant to the right side it would be x=-5-2 which equals -7
6 0
2 years ago
Read 2 more answers
Explain how u can find 3×584 using expanded form
stepladder [879]

You can solve it as 3*500+3*80+3*4. It the same as solving it normally, since you're essentially solving it as above (one place value at a time).

8 0
3 years ago
Read 2 more answers
What is the circumference of a circle when the diameter is 3
Jlenok [28]

Answer:

9.42 units (3 s.f.)

Step-by-step explanation:

Circumference of circle= 2πr

Radius

= diameter ÷2

= 3 ÷2

= 1.5

Circumference of circle

= 2(π)(1.5)

= 3π

= 9.42 units (3 s.f.)

7 0
2 years ago
Read 2 more answers
(Multiple choice) One factor of 9x^4 - 6x^3 + 3x^2 is:
DIA [1.3K]
So it's like 'which one of the number given is a factor of, say, 10' and the choices are 4,5,7,9. the answer is 5 so just factor out the equation

the factored out form is
factor out the 3x^2 and get
(3x^2)(3x^2-2x+1)
and 3x^2-2x+1 is the fourth choice
4 0
3 years ago
A Company charges seven dollars for a T-shirt and ships any order for $15 a school principal order in number of T-shirts for The
zloy xaker [14]

Answer:

7t + 15 = 1520

he ordered 215 shirts

5 0
2 years ago
Other questions:
  • I dont understand.. Could someone help?​
    13·1 answer
  • 4. What’s the answer to this question?
    12·1 answer
  • Solve the question that you posed in Part 1. Show all of your steps in answering the question.
    15·1 answer
  • Find the slope of the line that passes through the points (2,-10) and (-4,2).
    8·2 answers
  • In the following equation, a and b are both integers. a(3x-8)=b -18x
    14·2 answers
  • Use synthetic division to find (5x<br> + 31x + 32) = (x + 5).
    7·1 answer
  • Inside an auditorium, 1 out of 5 people wear hats, and 4 out of 5 people do not wear hats. Based on this information, predict ho
    14·1 answer
  • Q3
    11·1 answer
  • What is the product?
    7·1 answer
  • Please help, I’ll mark your answer as brainliest.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!