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katovenus [111]
3 years ago
6

A child is sitting in a tree 8 ft off the ground. A raccoon is sighted 6.5 ft away from the base of the tree. What is the angle

of depression from where the child is sitting to the raccoon? Round to the nearest hundredth.
Mathematics
2 answers:
Katen [24]3 years ago
7 0
) 

<span>tanx = 3/10 </span>
<span>x=16.7 B </span>

<span>2) </span>

<span>tan 64 = 173/x </span>

<span>x = 84.38 D </span>

<span>3) </span>

<span>tan21 = x/442 </span>
<span>x= 169.67 B </span>

<span>4) </span>

<span>tanx = 16.2/48.3 </span>
<span>x = 18.54 A </span>


<span>5) </span>

<span>tanx = 8/6.5 </span>
<span>x = 50.91 C </span>


<span>6) </span>
<span>tan89 = 1149/x </span>
<span>x=20.06 A </span>

<span>7) </span>
<span>tanx = 21/12 </span>
<span>x= 60.26 B </span>

<span>8) B </span>

<span>9) </span>
<span>tanx = 25/63 </span>
<span>x = 21.64 C </span>

<span>10) </span>
<span>tanx = 60/15 </span>
<span>x= 75.96 D</span>
Vitek1552 [10]3 years ago
6 0
Tanx = 8/6.5 
<span>x = 50.91 </span>
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Answer:

90

Step-by-step explanation:

First, we should find the area of the trapezoid, and then subtract the area of the removed triangle in order to find the shaded area.

Area of the trapezoid

1) Area of the rectangle in the middle.

Base Length: 10

Height Length: 10

Area: 10 x 10 = 100

2. Area of the triangles on the side

Base Length: (14 - 10)/2 = 2

Height Length: 10

Area: 2 x 10 x 1/2 = 10

There are two triangles: 10 x 2 = 20

Area of the trapazoid: 100 + 20 = 120

Area of the triangle that's been removed

Base Length: 10

Height Length: 10 - 4 = 6

Area: 10 x 6 x 1/2 = 30

Shaded area

Area of the trapezoid - Area of the triangle

120 - 30 = 90

Area of the shaded region is 90.

4 0
2 years ago
Represent the following expressions as a power of the number a (a≠0): c ((a2)−2)5÷(a4a)3
s2008m [1.1K]

Answer:

1/a²⁷

Step-by-step explanation:

Given: $ \frac{((a^2)^{-2})^5}{a^4.a^3} $

We know that when the bases are same the powers can be added. i.,e.,

                                           (xᵃ)ᵇ = x ⁽ᵃ ⁺ ᵇ⁾

⇒ $ \frac{((a^2)^{-2})^5}{a^4.a^3} \implies \frac{(a^2)^{-10}}{a^7} $

$  \implies \frac{a^{-20}}{a^7} = a^{-20 - 7} = a^{-27} $

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This is nothing but, $ \frac{1}{a^{27}} $.

Note that $ a $ cannot be zero here. The condition is provided in the question as well.

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antoniya [11.8K]

Answer:

I woul say $22,500 a year is $433 per week, please let me know if im wrong i would love to improve my work. Hope this helps :).

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3 years ago
Ok ok on Lapsus also so <br> I ready
Juli2301 [7.4K]

Answer:

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Step-by-step explanation:

If you divide 18 to 144 the answer is 8

8 0
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Answer:

1.17-3.99a

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