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Evgen [1.6K]
3 years ago
8

Find the angle represented by x (rounded to the nearest tenth of a degree).

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

Answer:

Option (D)

Step-by-step explanation:

By applying sine rule in the triangle shown,

Since, \text{sin}\theta=\frac{\text{Opposite side}}{\text{Hypotenuse}}

By this rule,

\text{sinx}=\frac{\text{5000}}{8000}

x = \text{sin}^{-1}(\frac{5}{8})

x = \text{sin}^{-1}(0.625)

x = 38.682°

  ≈ 38.7°

Therefore, Option (D) is the correct option.

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The answer is C. $95.83. To get the answer, you need to convert all units into yard first. Then, multiply all the given numbers having a result of 2.0827 cubic yards. Lastly, multiply the result to the concrete cost of $46. So the cost to pour a slab for a patio is $95.83.

8 0
3 years ago
Mrs. Wing is preparing to tape up posters made by her students on the wall. She cuts tape into 1/4 foot pieces. How many 1/4 foo
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Answer:

20 pieces of tape.

Step-by-step explanation:

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3 years ago
1) A right triangle has a side that measures 4 m and a hypotenuse that measures8.5 m. What is the measure of the other side of t
hammer [34]
1) Use the pathagreom theorem; a^2+b^2=c^2
(The hypotenuse is always c. The other two legs can be either a or b.)
*use x for the unknown side*
1. Plug in the measurements
4^2+x^2=8.5^2
2. Solve
16+x^2=72.25
RADICAL(56.25)=> 7.5
The measure of the other side of the triangle (x) is= 7.5 m

2) Draw a square with the measure of 20 cm on each side.
Draw a diagonal line across the square.
(Use the pathagroeam theorem)
We know that the legs are 20, and 20. The hypotenuse is what we are trying to find (x).
1. Plug in the measurements
20^2+20^2=x^2
2. Solve
800= x^2
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The measure of the other side of the triangle (x) is= 28.3 cm
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4 years ago
PLEASE HELP ME!!! 10 POINTS!!!
STatiana [176]

Answer: c

Step-by-step explanation:

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Answer:

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