Solve the problem. Use 3.14 for ?.The striking circle in field hockey is a semicircle with a radius of 16.4 yd. Find the area of the semicircle.
A. 102.992 yd2
B. 422.2672 yd2
C. 844.5344 yd2
D. 3378.1376 yd2
Answer: B
Mathematics
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Use the power rules for exponents to simplify. Write the answer in exponential form.
5
A. 2510 B. 2525 C. 510 D. 525
Mathematics
Factor.16x2 - 8x + 1
A. (4x + 1)2 B. (4x - 1)2 C. (4x - 1)(4x + 1) D. Prime
Mathematics
Solve the problem.Find two consecutive positive integers such that the square of the larger integer added to seven times the smaller integer is equal to 253.
A. No such integers exist. B. 21, 22 C. -21, -20 D. 12, 13
Mathematics
Prove the identity.
= 1 - tan2x
What will be an ideal response?
Mathematics