Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.estimate exact
A. Estimate: 79; exact: 87.66
B. Estimate: 80; exact: 88.66
C. Estimate: 79; exact: 86.66
D. Estimate: 79; exact: 77.66
Answer: A
Mathematics
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Find the equation of a line passing through the given points. Solve the equation for y. and
A. x = - 3 B. x = 3 C. y = - 3 D. y = 3
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Solve the problem.Find the perimeter of the polygon with the following vertices. Round to the nearest hundredth. A(1, 1), B(2, 5), C(5, 4), D(4, 2), E(3, 2)
A. 10.52 B. 12.76 C. 11.52 D. 14.64
Mathematics
Factor the expression completely. If the polynomial is prime, state this as your answer.64x2 - 1
A. prime B. (8x + 1)2 C. (8x - 1)(8x + 1) D. (8x - 1)2
Mathematics
Write each ratio or rate as a fraction in simplest form.3500 trees to 8500 trees
A.
B.
C.
D.
Mathematics