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tangare [24]
3 years ago
13

If the dimensions of the rectangle are doubled what is the area of the new rectangle.

Mathematics
1 answer:
9966 [12]3 years ago
7 0

double x + 3= 2x + 6. double four is 8. 8 * 2x + 6 = 16x + 48

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HELP HELP PLEASE!!!! D: WHICH TRIANGLES ARE SIMILAR TO TRIANGLE ABC?
Andreas93 [3]

Answer:

HGI

Step-by-step explanation:

i hope this helps ^^"""

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8 0
2 years ago
The length of the hypotenuse of a 30°–60°–90° triangle is 24. What is the perimeter?
Volgvan

Answer:

Step-by-step explanation:

6 0
3 years ago
Trying to help my daughter can't figure this out.
adell [148]

Answer:

length = 20m

width = 16m

(Anyone can correct me if I'm wrong)

Step-by-step explanation:

Firstly, I would assume that you made a unit error for the perimeter, which I would believe is meters.

With that, we can now make these statements:

Perimeter = 72m

Perimeter = 2l + 2w

therefore,

2l + 2w = 72

Since the question states the width is 4 meters less than the length, we can make this statement,

w = l - 4

We can now substitute this into the first statement we made, 2l + 2w = 72

2l + 2(l - 4) = 72

2l + 2l - 8 = 72

4l - 8 = 72

4l = 80

l = 20m

Using the second statement, w = l - 4, we can now find w,

w = 20 - 4

w = 16m

Therefore, the length is 20m and the width is 16m

4 0
3 years ago
The radius of a semicircle is 5 millimeters. What is the semicircle's diameter?
Reptile [31]

Answer:

10 millimeters

Step-by-step explanation:

Radius is just a half of the diameter

5 0
3 years ago
During a charity drive, the senior class raised $85 more than twice the amount raised by the freshman class. The senior class ra
Lina20 [59]

Answer:

235$

Step-by-step explanation:

85+2x=555

-85         -85

      2x=470

2x/2x     460/2x

235

so the freshman class raised 235$

5 0
3 years ago
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