Solve the problem by using three variables.The largest angle of a triangle is 6 times the smallest angle and it is 3 times the other angle. Find the measure of the smallest angle.
A. 40°
B. 20°
C. 30°
D. 10°
Answer: B
Mathematics
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Replace the Cartesian equation with an equivalent polar equation.x2 + y2 = 49
A. r = 7 sin ? B. r = 7 or r = -7 C. r = 49 D. r = 7 cos ?
Mathematics
Describe how to transform the graph of f into the graph of g.f(x) = 
and g(x) = 
A. Horizontal scaling by a factor of 
B. Vertical scaling by a factor of 
C. Horizontal scaling by a factor of 5
D. Vertical scaling by a factor of 5
Mathematics
Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s.r = 
feet, s = 7 feet
A. 21°
B. 
°
C. 
radians
D. 21 radians
Mathematics
Plot the point (r, ?).(-4, 
)
A. 
B. 
C. 
D. 
Mathematics