Answer:
B and D.
Step-by-step explanation:
B. The numerator = 2*1 = 2 and x^4 - y^4 = (x^2 - y^2)(x^2 + y^2).
D . (x^2)^2 - (y^2)^2 = x^4 - y^4.
Answer:
They practiced a total of 75 math facts in all!
60 + 15 = 75 :D
Answer:
The perimeter of an equilateral triangle that has a height of 24m is
Option C : 48 square root 3
Step-by-step explanation:
Given:
Height of the triangle =24 m
To Find:
The perimeter of an equilateral triangle = ?
Solution:
Perimeter of the equilateral triangle = 3a
where a is the side of the triangle
Here the height is given as 24 m
Then from the figure






Now
The perimeter is
=> 3x
=>
-------------------------(1)
Now we know that 3 =
--------------------(2)
Substituting (2) in (1)
=>
=>
Answer:
b
Step-by-step explanation:
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