2 years ago

The picture below shows a portion of a river dam:

2 answers:

8 0

Hello,

If you are starting with the angle of 40 degrees, you have an adjacent side and hypotenuse. Therefore, it is a cosine relationship.

We can write:

cos(40) = adj / hyp
cos(40) = x / 220

To solve for x, simply multiply 220 by the cos(40).
You can write it as: 220 cos(40)

Good luck,
MrEQ

Contact [7]2 years ago

7 0

Answer:

220cos40

Step-by-step explanation:

cos40=x/220

(220)cos40=x/220(220)

220cos40=x

You might be interested in

A stack of playing cards contains 4 jacks, 5 queens, 3 kings, and 3 aces. two cards will be randomly selected from the stack. wh

Kipish [7]

Answer:

1/9.

Step-by-step explanation:

There is a total of 15 cards in the stack.

Prob( Queen is chosen) = 5/15 = 1/3.

The probability of a second queen being chosen is also 1/3

Required probability = 1/3 * 1/3 = 1/9.

7 0

2 years ago

Who understands this sum?

Ahat [919]

Answer:

$31728

Step-by-step explanation:

sorry if I'm wrong

6 0

2 years ago

Question in the picture

ehidna [41]

Answer:

y=2x+5 is the answer ALSO CAN WE TALK ABOUT THE FACT THAT MOO975 IS ON THREE QUESTIONS AT THE SAME TIME

Step-by-step explanation:

6 0

2 years ago

What is the soulition for 2/3x+16=-14

Sholpan [36]

Answer:

x = - 1/45.

Step-by-step explanation:

7 0

2 years ago

Read 2 more answers

-1.1x + 8.1x + 38 = -32

Setler79 [48]

X = -10

Explanation:

-1.1x + 8.1x + 38 = -32

Combine like terms : -1.1x + 8.1x

7x + 38 = -32

Subtract 38

7x = -70

Divide by 7

7x = -70/7

Answer:

x = -10

8 0

2 years ago

Read 2 more answers