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kompoz [17]
2 years ago
8

You want to find the height of a tower used to transmit cellular phone calls. You stand 100 feet away from the tower and mesure

the angle of elevation to be 40° . How high is the tower to the nearest foot
Mathematics
1 answer:
nevsk [136]2 years ago
8 0

Answer:

84 feet to the nearest foot.

Step-by-step explanation:

We have a right angled triangle with adjacent side (A) = 100 and you want to find the height of the tower, the opposite side (O).

A = 100 , O = ? so we need the tangent , (from SOH-CAH-TOA).

tan 40 = O/ 100

O = 100 tan 40

= 83.9 feet.

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Tomas needs exactly 666 potatoes to make 121212 potato pancakes.
Montano1993 [528]

Answer:

121212 potato pancakes

7 0
3 years ago
9. Find the length of a base of a triangle with<br>an Area of 100 and a height of 25.​
liraira [26]

Answer:

8 (units)

Step-by-step explanation:

The formula to find the area of a triangle is A = 1/2(b*h). Since we know the area already, we can substitute that value in to calculate the answer backwards.

Plug in the numbers known:

A = 100

h = 25

Equation: 100 = 1/2(b*25)

Now solve:

100 = 1/2(b*25)

200 = b * 25

<em>8 = b</em>

So, the answer to your question is 8 (units).

Hope this helps!

6 0
2 years ago
The mean of 17,x,10,17,51 is 21 find x
KIM [24]

Answer:

x=10

Step-by-step explanation:

(17+x+10+51+17)/5=21

95+x=105

x=10

8 0
2 years ago
From least to greatest 1/4in.,0.5in.,10/25in.
horrorfan [7]
1/4=.25
0.5=0.5
10/25=.4

Answer= 1/4, 10/25, 0.5

4 0
3 years ago
Read 2 more answers
What does 12−3/4(d+16)=−5 equal solve for d
Ratling [72]

Answer:

d=20/3 or 6.6 repeating

Step-by-step explanation:

Let's solve your equation step-by-step.

12−

3

4

(d+16)=−5

Step 1: Simplify both sides of the equation.

12−

3

4

(d+16)=−5

12+

−3

4

d+−12=−5(Distribute)

(

−3

4

d)+(12+−12)=−5(Combine Like Terms)

−3

4

d=−5

−3

4

d=−5Step 2: Multiply both sides by 4/(-3).

(

4

−3

)*(

−3

4

d)=(

4

−3

)*(−5)

d=

20

3

Answer:

d=

20

3

3 0
3 years ago
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