Use the rules for exponents to rewrite the expression and then evaluate the new expression. (72)-1
A. 
B. - 
C. -14
D. -49
Answer: A
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Solve the problem.Find an expression that represents the area of the figure.(Leave ? in the answer.)
A. 49?t16 B. 49?t8 C. 14?t8 D. 49?t4
Use a ruler, protractor, and compass to construct, when possible, a triangle with the stated properties. Determine whether one triangle can be constructed, two or more noncongruent triangles can be constructed, or no triangle can be constructed.A triangle with sides of length 23 cm and 5 cm and a nonincluded angle of 47°.
A. No triangle can be constructed. B. Exactly one triangle can be constructed. C. Two or more noncongruent triangles can be constructed.
Solve the problem.Earth is represented on a map of the solar system so that its surface is a circle with the equation 
A weather satellite circles 0.5 units above the Earth with the center of its circular orbit at the center of the Earth. Find the general form of the equation for the orbit of the satellite on this map.
A. x2 + y2 + 6x + 4y + 12.75 = 0 B. x2 + y2 + 6x + 4y - 3893.25 = 0 C. x2 + y2 - 6x - 4y - 3893.25 = 0 D. x2 + y2 + 6x + 4y - 48.75 = 0
Divide. 
A. 4274.83899 B. 4,274,838.99 C. 42,748.3899 D. 427,483.899