Someone please help me on math plsssssssss

Mathematics

1 answer:

Gnom [1K]2 years ago

4 0

Answer:

Step-by-step explanation:

6 months back from September is March, and 2 years back would be 1969. And if today's date was september 6, 6 months back to be exact would be March 3, 1969

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the perimeter of an equilateral triangle equals 3 times the length of one side. write a function using 2 variables for this situ

ValentinkaMS [17]

I hope this helps you

4 0

3 years ago

Examine the quadratic equation 9x^2+12x +4= 0.

mestny [16]

Answer:

See answers and explanations

Step-by-step explanation:

A) Discriminant = b² - 4ac = (12)² - 4(9)(4) = 144 - 144 = 0

B) Since the discriminant is 0, this means the equation only has one root.

C) The root is real in this case since the discriminant is not negative. Otherwise, we would have two imaginary roots if it were (remember that complex roots come in pairs)

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2 years ago

The Earth has a diameter

mrs_skeptik [129]

Answer:

<em>L = 24,873.6 miles</em>

Step-by-step explanation:

<u>Length of the Circumference</u>

Given a circle of radius r, the length of the circumference, or line surrounding the shape is:

$L =2\pi\cdot r$