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stich3 [128]
4 years ago
6

A person on the top of a tall building looks through his binoculars at his friend that is 300 ft away from the building on the g

round. if the angle of depression from the person on the building is 30°, how far are the two people away from one another? round your answer to the nearest foot.
Mathematics
1 answer:
Gnesinka [82]4 years ago
4 0
In this instance the distance will be the hypotenuse of a right angle triangle.
x = 300/sin30 = 600

They are 600 ft away from each other
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At the local grocery store a 16 ounce bottle of apple juice costs $3.20 what is the cost of the apple juice per ounce
kenny6666 [7]

Answer:

0.2$

Step-by-step explanation:

3.20/16 = 0.2

5 0
3 years ago
Can someone step by step explain the answer please
Vinvika [58]

Answer: z = \sqrt{10}

Step-by-step explanation:

To find <em>z</em>, you must set up a proportion to solve.

To find the altitude of a special right triangle, the formula is:

\frac{a}{x} =\frac{x}{b}

You can use <em>5</em> as <em>a</em> and <em>2</em> as <em>b</em> to complete the proportion:

\frac{5}{z} =\frac{z}{2}

Next, to solve:

<u>Step 1</u>: Cross-multiply.

\frac{5}{z} =\frac{z}{2}

(5)*(2) = z*z

10 = z²

<u>Step 2</u>: Take square root.

10 = z²

√10 = z

I hope this helps!

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3 years ago
Pls help me I will make you as brain plsss
juin [17]

Answer: y=-2

Step-by-step explanation: y=-2 is a horizontal line containing the points (2,-2) and (0,-2).

8 0
3 years ago
A square has a perimeter of 52cm , what is the area ?
UNO [17]

✧・゚: *✧・゚:*    *:・゚✧*:・゚✧

                  Hello!

✧・゚: *✧・゚:*    *:・゚✧*:・゚✧

❖ The area is 169 square cm.

Find the value of each side (a square has 4 sides so divide by 4 ):

52/4 = 13

To find the area of a square, you only need 2 sides so multiply 2 sides:

13 x 13 = 139

Area = 139 square cm

~ ʜᴏᴘᴇ ᴛʜɪꜱ ʜᴇʟᴘꜱ! :) ♡

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4 0
3 years ago
The number 40 can be written as the product of a prime factor like 40=2×2×2×5 . Write the number 100 as a product of its prime f
Vladimir79 [104]

Answer

The answer to your question is  2 x 2 x 5 x 5 or 2² 5²

Step-by-step explanation:

Process

1.- To find the prime factors of a number, we must divide the number by prime numbers like 2, 3, 5, 7, 11, etc. starting from the lowest number.

                         100     2

                           50     2

                           25     5

                             5      5

                              1

Then  100 = 2 x 2 x 5 x 5 or 2² 5²

                 

5 0
3 years ago
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