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DochEvi [55]
3 years ago
12

Confused by work in screeenshot

Mathematics
1 answer:
olga_2 [115]3 years ago
7 0

Answer:

b = 12 sqrt(3)

Step-by-step explanation:

Since we have a right triangle we can use trig functions

cos theta = adjacent side / hypotenuse

cos 30 = b/c

cos 30 = b/24

24 cos 30 =b

24 * sqrt(3)/2 = b

12 sqrt(3) = b

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Solve for b 2 in A = h(b 1+b 2), if A = 16, h = 4, and b 1 = 3. b 2 =
hammer [34]

Answer:

b2 = 1

Step-by-step explanation:

A = h(b1 + b2)

Given:

A = 16

h = 4

b1 = 3

b2 = x

Work:

A = h(b1 + b2)

16 = 4(3 + x)

16 = 12 + 4x

4x = 16 - 12

4x = 4

x = 1

4 0
3 years ago
This question is too hard
OLga [1]

Answer:

27 children

Step-by-step explanation:

For every 9 children, there are 4 adults. Those numbers added together equal 13. Now, if we divide the total number of adults and children by 13, we will get the number of how many groups there are of 9 kids and 4 adults.

39 / 13 = 3

There are 3 groups of 9 kids and 4 adults, which means to find the total number of children, we have to multiply 3 by 9.

3 * 9 = 27

Therefore, there are 27 children total. I know this was probably really confusing, but I hope it helped in some way! Have a lovely day!! :)

3 0
2 years ago
Is this a irrational or rational number?
Natali [406]

I think its irrational bc if you put it as the squareroot of 329, it results in neverending decimals.

18^2=324+5=329

7 0
3 years ago
Read 2 more answers
Complete the table below to identify the pattern. Find the maximum
Tasya [4]

Answer:

y = 200 + 45x \\ so \: when \: x =  - 3 \\ y = 65.......... \\ at \: x = 1 \\ y = 245 \\at \:  x = 2 \\ y = 290 \\at \:  x = 3 \\ y = 335

6 0
3 years ago
In the diagram of a quadrilateral below, the variables represent the length of the sides in inches.
SVETLANKA909090 [29]
Add 11 + 16. Plug in 11 into b-2 since b equals eleven. You should now have 11+16+11-2. Do the same thing and plug in 16 for c and 11 for b for c-b. Your solution will now be 11+16+11-2+16-11.
4 0
3 years ago
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