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IgorLugansk [536]
3 years ago
10

Please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

Mathematics
2 answers:
lisabon 2012 [21]3 years ago
4 0
A=45 degree I had the same example ... Even if a angle is 90 degrees is not necessarily a right triangle, so the angle A = 45 degrees
maria [59]3 years ago
3 0
A=48.81 (2dp)
Below is how I did it

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I need help plzzzzz this is really confusing
Anuta_ua [19.1K]

Answer:

B. <u>x</u><u><</u><u> </u>-3

hope it helps.

<h3>stay safe healthy and happy.</h3>
5 0
3 years ago
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How do you solve for L?<br><br> L=5B<br> L+7=3(B+7)
Mamont248 [21]
Remember
a(b+c)=ab+ac
and you can do ANYTTHING to be
L=5B
divide both sides by 5
L/5=B
sub L/5 for B in other equation
L+7=3((L/5)+7)
distribute
L+7=(3L)/5+21
minus 7 both sides
L=(3L)/5+14
time boths sides by 5
5L=3L+70
minus 3L both sides
2L=70
divide 2
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7 0
3 years ago
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Simplify 3^5•3^4<br> a.) 3•20<br> b. 3^9<br> c.) 6^9<br> d.) 3^20
Dmitry_Shevchenko [17]

Answer:

But if we are doing 3^x we need to add both of them

This is a rule you should remember if you have both same base to x power when you are multiplying

5+4 = 9

answer is 3^9 or 19683

4 0
3 years ago
What is the angle of elevation of the sun when a 30 foot flag pole casts an 18 foot shadow?
Ray Of Light [21]

Answer:

We know that the angle of elevation is  

θ

As trigonometry says,  

tan

θ

=

55 ft.

16 ft.

=  

3.4375

and tan tables give  

θ = 73 ∘ 47

'

Step-by-step explanation:

6 0
4 years ago
Dr. Jane is studying the growing population of a species of jellyfish in a body of water. Each year, she records the population
olya-2409 [2.1K]

Answer:

983040

Step-by-step explanation:

Second Year : 15x4=60

Third Year : 60x4=240

Fourth Year : 240x4=960

Fifth Year : 960x4=3840

Sixth Year : 3840x4=15360

Seventh Year : 15360x4 = 61440

Eighth Year: 61440x4=245760

Ninth Year : 245760x4= 983040

4 0
3 years ago
Read 2 more answers
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