Write the contrapositive of the statement. Then use the contrapositive to determine whether to conditional statement is true or false.If a line does not intersect a circle in more than one point; then the line is tangent to the circle.
A. If a line is not tangent to a circle, then the line intersects the circle in more than one point. true
B. If a line is tangent to a circle, then the line intersects the circle in more than one point. false
C. If a line is not tangent to a circle, then the line intersects the circle in more than one point. false
D. If a line is tangent to a circle, then the line does not intersect the circle in more than one point. true
Answer: C
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Solve.Find the greatest possible error for each of the following situations:(a) The length of a copper pipe is measured to be 10
in. with a ruler that is divided into sixteenths of an inch.(b) A motor oil is measured at 1
cups with a cup measure that is calibrated to the nearest 
of a cup.
A. (a) 
inch,
(b) 
cup
B. (a) 
inch,
(b) 
cup
C. (a) 
inch,
(b) 
cup
D. (a) 
inch,
(b) 
cup
Answer the following statement(s) true (T) or false (F)
Even if teachers write tasks with high levels of cognitive demand, the tasks can deteriorate to lower levels of demand when enacted in classrooms.
List the intercepts and type(s) of symmetry, if any.y2 = -x + 9
A. intercepts: (9, 0), (0, 3), (0, -3) symmetric with respect to x-axis B. intercepts: (0, -9), (3, 0), (-3, 0) symmetric with respect to y-axis C. intercepts: (0, 9), (3, 0), (-3, 0) symmetric with respect to y-axis D. intercepts: (-9, 0), (0, 3), (0, -3) symmetric with respect to x-axis
Find the maximum or minimum value of the function. Approximate to two decimal places.f(x) = 2.6x2 + 2.6x + 4.8
A. 6.75 B. 4.15 C. 0.50 D. -0.50