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Zanzabum
2 years ago
9

Find the perimeter of the rectangle

Mathematics
2 answers:
Alenkasestr [34]2 years ago
5 0

Answer:

perimeter of a rectangle

=2(L+B)

Therefore...

=2(7x+9+4x+3)

collect like terms

=2(7x+4x+9+3)

=2(11x+12)

using 2 to multiply everything in the bracket

=2×11x + 2×12

=22x + 24

kifflom [539]2 years ago
3 0

Answer:

22x + 24

Step-by-step explanation:

7x+9+7x+9+4x+3+4x+3

11x + 18 + 11x + 6

Mark brainliest please!

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What’s A cylinder with a radius of 8yd and a 12 height of yd
steposvetlana [31]

Answer:

192π yd²

Step-by-step explanation:

Surface area of a cylinder = 2πrh

Given,  r = 8yd , h = 12yd

S. A = 2 × π × 8 × 12

S. A = 192π yd²

I hope this was helpful, please mark as brainliest

7 0
2 years ago
Marshall and Peter went to lunch at a cafe. They ordered a spinach salad for $4.15, a tuna sandwich for $6.35, and 2 glasses of
garri49 [273]

Answer:

$1.05

Step-by-step explanation:

The amount of money they should pay is 4.15+6.35+2*1.1+1.25 = $13.95

The change is 15-13.95=$1.05

8 0
3 years ago
A quadrilateral has angles that measure 125°, 115°, and 65°.
Luba_88 [7]
The answer is 11 degrees 
6 0
2 years ago
Read 2 more answers
-10t+8+-2t=16<br> I need help!
Nutka1998 [239]

Answer:

there are two answers

Step-by-step explanation:

Exact form   T=-2/3

Decimal form   T=0.666666 and so on

Hope this helps :)

3 0
3 years ago
susan englared a rectangle with a height of 3cm and length of 10cm on her computer. The length of the new rectangle is 15cm.Find
ExtremeBDS [4]

\frac{3}{x}  \times  \frac{10}{15}
when you cross multiply the answer is 4.5
8 0
3 years ago
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