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just olya [345]
2 years ago
14

A square has a diagonal of 18 millimeters what is its perimeter

Mathematics
1 answer:
Orlov [11]2 years ago
7 0
Its 18mil as well because all the sides are the same.
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The height of a tree was 12 feet. after a year, the tree's height increased 25%. what is the height of the tree after a year
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15ft because 12x.25=3 so 3ft is 25% of the 12ft, add the 3+12=15
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2 years ago
A cylinder has radius 3 meters. Its volume is 141.3 cubic meters. Find its height to the nearest tenth
Misha Larkins [42]

Answer:

Height = 5meters

Step-by-step explanation:

Using the formula h= v over 3.14r^2 = 141.3 over 3.14 times 3^2 gives us 4.99747 meters.

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2 years ago
A shopkeeper marks his goods at 40% above cost (the price he pays for the goods) and then offers a 25% discount.if a jacket cost
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Answer:

A shopkeeper marks:

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Step-by-step explanation:

4 0
2 years ago
For an art project, Jack used a piece of rope that was of a foot long. Daniel used a piece of rope that was 5 times as long. How
Lemur [1.5K]
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