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kap26 [50]
4 years ago
13

A 50-foot tree casts a shadow 9 feet long. The sine of the angle between the ground and the line that connects the top of the sh

adow to the top of the tree is approximately
Mathematics
1 answer:
dolphi86 [110]4 years ago
8 0
1foot = 0.305m
50feet = 15.24m
9feet = 2.7m

Let the angle = x

According to SOHCAHTOA,

Tan x = opposite/adjacent

Tan x = 2.7m/15.24m = 0.177

Hence x = tan^-1 (0.177)

x = 10.03 degrees
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Question 4 of 11
MAVERICK [17]
This would be A True, hope this helps !
7 0
3 years ago
Nothing I find in my notes or online doesn't show me how to solve this. I know how to set it up, but brainly ain't letting me su
Anon25 [30]

Answer:

x=8

Step-by-step explanation:

Draw it out.... 11x-4=3x+60

(add 4 to both sides)(subtract 3x from both sides)

8x=64

(divide 8 from 64)

x=8

8 0
3 years ago
What is the value of q?
andre [41]

Answer: here

Step-by-step explanation:riangles QST and RST are similar.  Therefore, the following is true:

q       s

--- = ----   This results in 10q=rs.

r      10

Also, since RST is a right triangle, 4^2 + s^2 = q^2.

Since QST is also a right triangle, s^2 + 10^2 = r^2.  

           4      s

Also:  ---- = -----    which leads to s^2 = 40

           s      10

Because of this, 4^2 + s^2 = q^2 becomes 16 + 40 = 56 = q^2

Then q = sqrt(56) = sqrt(4)*sqrt(14) = 2*sqrt(14) (answer)

hope it helps

6 0
3 years ago
Solve for x I need help on questions 5 & 6
Effectus [21]

Answer:

#5 x=8, #6 x=5

Step-by-step explanation:

Theyre vertical so for number 5 you would have the equation

5x+15=55

    -15   -15 from both sides

5x=40

divide by 5 from both sides and you get

x=8

Same thing vertical so you would have  

16x+7=87

    -7    -7 from both sides

16x=80

divide by 16 from both sides

x=5

3 0
3 years ago
Shane wrapped the kite with paper. How many square inches of paper did Shane use to cover the front and back? 45 POINTS
arsen [322]

Answer:

576

Step-by-step explanation:

First off, we can use the area of a kite formula, (D1*D2)/2 to get the area of one side of the kite, which is simplified to 18 * 32 : which gets us 288. But because we are looking for the area of the front and back side, we multiply 288 by 2- getting the final answer of <u>576</u>.

7 0
3 years ago
Read 2 more answers
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