Solve the problem, using 3.14 for ?. Round to nearest tenth unless instructed differently.A rubber ice-hockey puck has a 3.3 in. diameter. What is the surface area of one flat side of the puck?
A. 34.2 in.2
B. 10.4 in.2
C. 8.5 in.2
D. 4.3 in.2
Answer: C
Mathematics
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FInd the tangential and normal components of the acceleration.r(t) = (t - 7)i + (ln(sec t) - 7)j + 9k, -?/2 < t < ?/2
A. a = (sec t tan t)T + (sec t)N B. a = (csc t)T + (sec t)N C. a = (sec2 t)T + (cos t)N D. a = (cos t)T + (cos t)N
Mathematics
Convert the angle in radians to degrees. Round to two decimal places.2 radians
A. 113.4° B. -0.13° C. 0.03° D. 114.59°
Mathematics
Find the mistake, then find the correct answer.Solve for x: x2 - 4x + 29 = 0line 1 x = 
line 2 x = 
line 3 x = 
line 4 x = 
line 5 x = -3, 7
What will be an ideal response?
Mathematics
Decide what number must be added to the binomial to make a perfect square trinomial.x2 - 
x
A. 
B. - 
C. - 
D. 
Mathematics