In figure 5, rectangle ABCD is inscribed in a circle. If the radius of the circle is 1 and AB = 1, what is the area of the shaded region?
A) 0.091
B) 0.285
C) 0.614
D) 0.705
E) 0.732
A square and a regular hexagon have the same perimeter. If the area of the square is 2.25, what is the area of the hexagon?
A) 2.250
B) 2.598
C) 2.838
D) 3.464
E) 3.375
If f(x+1) = 3x^2 + 6x + 3, then f(x) =
A)3x
B)3x+3
C)3x^2
D)3x^2 + 3
E) 3x^2 + 6x + 2
Math1 question:
In right triangle ABC in the figure above, if sin A = 0.6, what is sin B?
A) 0.36
B) 0.40
C) 0.60
D) 0.64
E) 0.80
In the figure above, in the measure of angle1 is not equal to the measure of angle4, then the cosine of which of the following is equal to the sine of angle1? A) angle3 only
B) angle4 only
C) angle2 and 4 only
D) angle3 and 4 only
E) angle2,3,and 4
I’ll post the figure in the comments. 🙂
Hi,
Question from SAT Subject Test Math 2. Hope you can answer it.
If f(x)=sqrt (x^2), then f(x) can also be expressed as:
A. x
B. -x
C. +/- x
D. modulus x
E. f(x) cannot be determined because x is unknown.
My answer was A, but the given answer is C. Could you please explain?