The following equilateral triangle with side length 4 cm has three circular regions surrounding it. What is the area of the shaded portion of the figure? The radius of each circle is 1 cm. Show your work.
3.8 cm2
Mathematics
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Determine the number of subsets of the set.A set of days of the week
A. 256 B. 127 C. 124 D. 128
Mathematics
Perform the indicated operation and simplify if possible.
A. 
B. 
C. 15
D. 
Mathematics
Find the asymptotes of the hyperbola.
- 
= 1
A. y - 4 = 
(x - 5), y - 4 = - 
(x - 5)
B. y - 4 = 
(x - 5), y - 4 = - 
(x - 5)
C. y - 5 = 
(x - 4), y - 5 = - 
(x - 4)
D. y - 5 = 
(x - 4), y - 5 = - 
(x - 4)
Mathematics
Find the intercepts of the function f(x).f(x) = 2x2(x + 2)5
A. x-intercepts: 0, -2; y-intercept: 0 B. x-intercepts: 0, 2; y-intercept: 2 C. x-intercepts: 0, 2; y-intercept: 0 D. x-intercepts: 0, -2; y-intercept: 2
Mathematics