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
hammer [34]
3 years ago
6

Use ΔABC to find the value of tan B. A) 9/41 B) 41/9 C) 40/41 D) 40/9

Mathematics
1 answer:
alexdok [17]3 years ago
3 0

tan theta = perpendicular / base

tan B = 40/9

so option D is answer

You might be interested in
Find the largest prime divisor of 76^2 − 1.
saveliy_v [14]

Answer:

11

Step-by-step explanation:

This is a difference of squares and therefore can be written as (76-1)(76+1)=(75)(77).

So lets look at the factors....

75=3(25)=3(5)(5)

77=7(11)

The biggest prime factor is therefore 11.

Identities used:

Difference of squares a^2-b^2=(a-b)(a+b)

3 0
3 years ago
The ratio of the side lengths for a triangle is exactly 9:12:15. In another triangle, which is similar to the first, the shortes
AfilCa [17]

Answer: C

Step-by-step explanation:

4 0
3 years ago
HELP MEEEEEE PLESEEE
lara [203]

Answer:

648 cubic centimeters

Step-by-step explanation:

6×9×12=648

5 0
2 years ago
Read 2 more answers
The product of (3 − 4i) and____is 25.
LiRa [457]

(3-4i)(a+bi)=25\qquad\text{use FOIL method}\\\\(3)(a)+(3bi)+(-4i)(a)+(-4i)(bi)=25+0i\\\\3a+3bi-4ai-4bi^2=25+0i\\\\3a+3bi-4ai-4b(-1)=25+0i\\\\3a+3bi-4ai+4b=25+0i\\\\(3a+4b)+(3b-4a)i=25+0i\\.\qquad\qquad\qquad\qquad\Downarrow\\\\3a+4b=25\ and\ 3b-4a=0\\\\3b-4a=0\qquad\text{add 4a to both sides}\\\\3b=4a\qquad\text{divide both sides by 3}\\\\b=\dfrac{4}{3}a\qquad\text{substitute it to the first equation}\\\\3a+4\left(\dfrac{4}{3}a\right)=25\\\\3a+\dfrac{16}{3}a=25\qquad\text{multiply both sides by 3}

9a+16a=75\\\\25a=75\qquad\text{divide both sides by 25}\\\\\boxed{a=3}\qquad\text{put the value of a to}\ b=\dfrac{4}{3}a:\\\\b=\dfrac{4}{3}(3)\\\\\boxed{b=4}\\\\Answer:\ \boxed{(3-4i)\underline{(3+4i)}=25}

6 0
3 years ago
I don't like word problems, i need help with this guys
alina1380 [7]
Okay so first we want to find out how many cans one person uses a year. To find this we divide 16,801 by 53 and we get 317 cans a year. Using this we can find how many cans 1,694,000 people use a year by multiplying the people by 317. You get 536,998,000 cans a year, which is your answer.
7 0
3 years ago
Other questions:
  • Write the expression in simplest radical form.<br><br> √75<br><br> √75<br> 3√5<br> 5√3<br> 15
    8·1 answer
  • Mrs. Brown gives two tests to her class. 30% of the class passed both tests and 45% of the class passed the first test. What per
    10·1 answer
  • A company manufactures replacement parts for construction cranes. The fixed manufacturing cost is $2,400 and the variable cost p
    10·1 answer
  • Two beauticians, Lydia and Jackie, are working on your hair. Lydia can complete the work in 2 hours, while Jackie can complete t
    13·2 answers
  • I need help with this ASAP! (Click on the image I uploaded)
    11·1 answer
  • There are 25 questions on a test. The maximum grade you can earn is 100, and for each question missed, 4 points are taken away.
    8·2 answers
  • PLEASE ANSWER ASAP!!! Using the given equation find the missing coordinates of the points and then find the slope of the line fo
    11·1 answer
  • write the equation of a line that is perpendicular to the line y=-6 and passes through the point (3,7)
    5·1 answer
  • Somebody help me please *homework*
    6·2 answers
  • Two angles are supplementary if their sum is 180 degrees
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!