3 years ago

How coral polyps form a reef

1 answer:

8 0

Coral reefs begin to form when free-swimming coral larvae attach to submerged rocks or other hard surfaces along the edges of islands or continents. As the corals grow and expand, reefs take on one of three major characteristic structures —fringing, barrier or atoll.

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7-5.419 help me quickly

Roman55 [17]

The answer to the questions is 1.851

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3 years ago

Deborah hikes due south for 3 miles. She then turns due west and hikes 4 miles. What is the shortest distance between the starti

Cerrena [4.2K]

Answer:

5 miles

Step-by-step explanation:

The two legs of Deborah's hike form the right-angle legs of a right triangle. The shortest distance is then the hypotenuse of that triangle, found using the Pythagorean theorem.

d^2 = 3^2 + 4^2 = 9 +16 = 25

d = √25 = 5

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Setler [38]

Answer:

~ 50 centimeters of the poster ~

Step-by-step explanation:

Let us plan out our steps, and solve for each:

1. Given the information, let us create a proportionality as such:

5 = 1 ⇒ x - centimeters of the poster

x 10

2. Now let us cross multiply, and solve through simple algebra for x:

5 * 10 = x,

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Answer:

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Step-by-step explanation:

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Wewaii [24]

Answer:

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Step-by-step explanation:

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