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Alja [10]
3 years ago
6

I need to make sure my answer is right. Leave your answers, A,b,c, or d in the answer section please.

Mathematics
2 answers:
Yakvenalex [24]3 years ago
6 0
I’m pretty sure the answer is A
Nataly_w [17]3 years ago
4 0

Answer: its A

Step-by-step explanation:

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At certain time of day , a 30 meter high building cast a shadow that is 31 meters long . what is the angle of the elevation of t
Nimfa-mama [501]

Answer:

Option C. 44 degree

Step-by-step explanation:

Let

A-----> the angle of the elevation of the sun

we know that

The tangent of angle A is equal to divide the opposite side angle A by the adjacent side angle A

In this problem

The opposite side is 30 meters

The adjacent side is 31 meters

tan(A)=\frac{30}{31}

A=arctan(\frac{30}{31})=44\°

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3 years ago
Select the correct answer.<br> Which value of x makes the equation true?
denis23 [38]

Answer:

letter  po
3(-11)-6        -33-6         -39

----------   =  ----------  =  ---------- = 13
    3                3               3

7(-11)-6         -77-6         -83
----------   =  ----------  =  ---------- = 13
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3 0
2 years ago
At a delicatessen there were 20 different kinds of cheese and 30 kinds of meats. What is the ratio of cheese to meats at this de
Roman55 [17]

Answer:

2:3

Step-by-step explanation:

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20/10=2

30/10=3

and your ratio is 2:3

4 0
3 years ago
Which statement is true?
Maurinko [17]
Hello : 
f(x) = 9x-6
g(x) =<span>√(x-4)
</span>(f0g)(x) = f(g(x)) exist if  g(x) exist  and    f(g(x)) exist.
g(1) no exist because :  √(1-4) =√(-3) ... no real
conclusion : 1 is not in the domain of : f0g
7 0
3 years ago
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