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kow [346]
3 years ago
15

Guys, can you help me solve these two, they're easy but I forgot how to do them, so please help me

Mathematics
1 answer:
Gemiola [76]3 years ago
5 0

-The area of A is 647 beacuase 16*12 is 192 and 13*35 is 455 and 455+192 is 647.The perimeter is A is 120 because 16+25+12+19+35+13 is 120.

-The area of B is 192 because 8*12+8*12 is 192.The perimeter of B is 70 because 8+12+8+7+8+12+8+7 is 70.

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HELP ASAP!!!!!<br><br> 2x 2y=5 <br> y=1/4x
andrey2020 [161]

Answer:

X=2

Y=1/4*2

Y=1/2

Y=.5

Step-by-step explanation:

PROOF

2*2+2*.5=5

4+1=5

5=5

3 0
3 years ago
Every dollar is 10 dimes write an equation to express the total number of dimes (z) in (y) dollars
nekit [7.7K]
Y=10z
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3 0
3 years ago
Read 2 more answers
Suppose y varies directly with x and inversely with z. When x= 65 and z=5​, then y= 26. Find the constant of variation and the e
Doss [256]

Answer:y = 65x/z

Step-by-step explanation:

Suppose y varies directly with x and inversely with z. It means that as y increases or decreases, y increases or decreases while z decreases or increases respectively.

In order to remove the variation symbol and replace with an equation symbol, we would introduce a constant of variation, k. It becomes

y = kx/z

When x= 65 and z=5​, then y= 26. We would substitute these value to get the constant of variation, k. It becomes

26 = 65k/5

65k = 65

k = 1

The equation of combined variation will be

y = 65x/z

6 0
3 years ago
When x equals 12 , x+3y=21 need help
crimeas [40]

Answer:

y=3

Step-by-step explanation:

6 0
2 years ago
23mm,20mm,13mm sides and 62,72,46, angle what type of triangle is that
Readme [11.4K]
23 mm, 20mm, 13mm sides: No equal sides and No equal angles are characteristics of a Scalene Triangle.

62,72,46 angles : All angles are less than 90°, this means that the triangle is an acute triangle.

Based on the above information the triangle is an ACUTE SCALENE TRIANGLE.
4 0
3 years ago
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