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Marat540 [252]
3 years ago
15

2-1+9/3+21-2/23+31-23=

Mathematics
1 answer:
igomit [66]3 years ago
7 0

Exact Form: 757/23

Decimal Form: 32.91304347....

Mixed Number Form: 32 21/23

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From the top of an apartment building, the angle of depression to a car parked on the street below is 32 degree. The car is park
Citrus2011 [14]

Answer: The height of the building = 56 feet.

Step-by-step explanation:

Let AB be the height of the building and BC be the distance of the car from the building on the ground.

Now , ∠ C = 32°   [Alternate interior angles ]

According to the trigonometry,

\tan x =\dfrac{Perpenicular}{base}\\\\\Rightarrow\ \tan 32^{\circ} =\dfrac{AB}{90}\\\\\Rightarrow\ 0.6248693519=\dfrac{AB}{90}\\\\\Rightarrow\ AB = 90\times 0.6248693519=56.238241671\approx56

Hence, the height of the building = 56 feet.

6 0
3 years ago
Explau why 3.14 us rational but pi is not
saw5 [17]

If  3.14  is rational, why should pi also be rational ?

The answer to your question is:  Because pi is not 3.14 .

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3 years ago
What is the answer for x?
Crank

Step-by-step explanation:

180 = 70 + 90 + y \\ y = 20 \\ (x + y + 18) + 44 + 90 = 180 \\ y = 8

8 0
2 years ago
A standard deck of 52 cards consists of 4 suits (hearts, diamonds, clubs, and spades). Each suit includes cards numbered 2 throu
Margaret [11]
B hope this helps you on your test
6 0
3 years ago
Read 2 more answers
I don’t know how to do this please helppp
Kitty [74]

Answer:

Given the 2 values, height and the base, of these 2 triangles, we can assume that they are similar (meaning they share the same angles) as we have no other information to determine the height of the tree.

Therefore, if these triangles are similar, their corresponding sides are proportional. In other words, PZ/RT = QZ/ST or RT/PZ=ST/QZ

Hence, if we find the ratio of this, we can use it to find the side <em>h</em>

<em>QZ/ST=PZ/RT</em>

<em>48/12=PZ/4</em>

<em>PZ/4=48/12</em>

<em>(PZ/4)3=48/12</em>

<em>PZ(3)/12=48/12</em>

<em>48/3=16</em>

16=PZ.

3Step-by-step explanation:

7 0
3 years ago
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