Solve the problem with estimation, but do not use a calculator. Use rounding to make the resulting calculations simple.Find an estimate of 
.
A. 176
B. 22
C. 11
D. 44
Answer: D
Mathematics
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Decide if the sets are equivalent to one another.{a, b, c, d} and {A, B, C, D}
A. Equivalent B. Not equivalent
Mathematics
Express the number in decimal notation.7 × 10-7
A. 0.0000007 B. -700,000 C. 0.00000007 D. 0.000007
Mathematics
Solve the problem.Find ? to the nearest hundredth of a degree, where -90° ? ? ? 90°.sin ? = -0.4333
A. 115.68° B. 25.68° C. -25.68° D. 23.43°
Mathematics
The two triangles below are similar. Find the missing length.
A. x = 4.9; y = 3.6 B. x = 5.6; y = 3.9 C. x = 1.60; y = 3.6 D. x = 4.9; y = 3.9
Mathematics