Perimeter = 3x. Area = x^2 * sqrt(3)/4. Explanation of area:. You can divide an equilateral triangle into 2 right triangles, each with a common side we will call y.. Area = area of first right triangle + area of second right triangle = (x/2)*y/2 + (x/2)*y/2 = xy/2. Now: y^2 + (x/2)^2 = x^2 so y…
The principal that states that younger rocks lie above other rocks in the superposition principal.
B. False. It was the French soil.
The answer to your question would be d.aquifer Hope this helps:)
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Four major types of landform are-:
*Maontain
* pleatue.
*Plains
*Hills.
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