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masha68 [24]
3 years ago
9

Please help me with this question i don’t understand it.

Mathematics
1 answer:
qwelly [4]3 years ago
3 0

I'll call the length L and the width W.

l = 2w

The perimeter is twice the sum of the length with the width

138 = 2(l + w) \\  \\ 69 = 2w + w \\  \\ w = 23 \\  \\ l = 46

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Step-by-step explanation:

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3 years ago
A share of stocks gained 12 points, then lost 114 points, and then gained 218 points. Find the overall change in its value.
VLD [36.1K]

Answer:

The overall change is 116points gained

Step-by-step explanation:

Points gained = 12points

Points lost  = 114points

Points gained  = 218points

Unknown:

Overall change in its value  = ?

Solution:

 The overall change  = Total points gained  - Total points lost

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3 years ago
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2 years ago
What is the mixed number form<br> of 33/8
goblinko [34]
HCF of 8 that will go as much as possible to 33

4*8=32 and denominator is 8

33-32=1 which is the numerator

Answer is :

4 1/8
4 0
3 years ago
Read 2 more answers
If two angels are supplementary and one of them is 30 degrees what is the measurement for the second angle
drek231 [11]
Two angles are supplementary if they add up to 180°.

?+ 30°= 180°
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⇒ ?= 150°

The measurement of the second angle is 150°.
6 0
3 years ago
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