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netineya [11]
3 years ago
13

Please help me on this will give you brainliest!!

Mathematics
2 answers:
dolphi86 [110]3 years ago
8 0

Answer:

bc= 6

Step-by-step explanation:

since the triangles are similar, the sides are in a ratio

xz/ac = 20/4 (5:1)

yx/ba = 15/3 (5:1)

yz/bc = 5:1 = 30/6

dimaraw [331]3 years ago
6 0
The answer would be ?=6 because 15/3=5 20/4=5 so 30/5=6

Hope this helps

Have a great day/night
You might be interested in
When Katy planted a large bush in her garden, it was 4 feet tall. Now it is 75% taller. How tall is the bush now?
ddd [48]

Answer:

3

Step-by-step explanation:

So to answer this question we need to see what it is actually telling us and not telling us.

*4 feet tall

*75 percent taller

They aren't telling us how tall it is now.

To solve this problem, multiply 4x75%

That will give you 3.

The bush is 3 feet tall now.

6 0
3 years ago
What is the answer to 16b+5c-10-8c+2b
Alona [7]

Answer:

18b-3c-10

Step-by-step explanation:

16b+5c-10-8c+2b

<h3>Combine like terms [ 16b+2b=18b] [5c-8c=-3c] [and then -10 is alone bc its doesnt have any friends to combine with.]</h3>
6 0
3 years ago
Can someone pleaseeee help and if you’re correct i’ll give brainliest
Over [174]

Answer:

the triangle

Step-by-step explanation:

You can see it. When you cut the shape there, it makes a triangle shape on the place where it is cut right?

5 0
3 years ago
Please help answer this!!!
NNADVOKAT [17]

Answer:

49)   12\,b^4

50)   200\,x^6

Step-by-step explanation:

Use the properties of exponent to reduce this expressions:

a)  3\,b\,*\,4 \,b^3=(3\,*\,4)\,(b\,*\,b^3)=12\,b^{(1+3)}=12\,b^4

b)  5\,x^2\,*\,8\,x\,5\,*\,x^3=(5\,*\,8\,*\,5)\,(x^2\,*\,x\,*\,x^3)=200\,x^{(2+1+3)}= 200\,x^6

3 0
3 years ago
Presley is organizing the school book sale. Each stall will have 40 books on the shelf and 2 boxes of books with b books inside.
marissa [1.9K]
40s+(2b)s+200=. Substitute s and b
40•8+(2•12)•8+200=.
Calculate consider order of operations
320+192+200=712 books
5 0
3 years ago
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