Step-by-step explanation:
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Answer:

Step-by-step explanation:
We are given that

Side of base=4 cm
l=w=4 cm
Height,h=12 cm
We have to find the rate at which the water level rising when the water level is 4 cm.
Volume of pyramid=


Substitute the value

Differentiate w.r.t t

Substitute the values


Answer:

Step-by-step explanation:
Perimeter of the given triangular above = sum of all its sides.

Collect like terms


If Bob creates a new triangle that is 7 less than twice of the perimeter of the triangle above, the expression of the new triangle would be:

Simplify


New perimeter = 
Answer:
Euclid did
Step-by-step explanation:
author of the elements who many considered to be most definitive text on geometry
Answer:
"sequence"
Step-by-step explanation:
That'd be a "sequence."
The commonest sequences are 1) arithmetic and 2) geometric.