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Magazine Problem 11
Find the distance between the points. Write the answer in exact form and then find the decimal approximation, rounded to the nearest tenth if needed. $$ (3,-1) \text { and }(1,7) $$
Problem 12
Find the distance between the points. Write the answer in exact form and then find the decimal approximation, rounded to the nearest tenth if needed. $$ (-4,-5) \text { and }(7,4) $$
Problem 13
(a) find the midpoint of the line segments whose endpoints are given and (b) plot the endpoints and the midpoint on a rectangular coordinate system. $$ (0,-5) \text { and }(4,-3) $$
Problem 14
(a) find the midpoint of the line segments whose endpoints are given and (b) plot the endpoints and the midpoint on a rectangular coordinate system. $$ (-2,-6) \text { and }(6,-2) $$
Problem 15
(a) find the midpoint of the line segments whose endpoints are given and (b) plot the endpoints and the midpoint on a rectangular coordinate system. $$ (3,-1) \text { and }(4,-2) $$
Problem 16
(a) find the midpoint of the line segments whose endpoints are given and (b) plot the endpoints and the midpoint on a rectangular coordinate system. $$ (-3,-3) \text { and }(6,-1) $$
Problem 17
Write the standard form of the equation of the circle with the given radius and center \((0,0) .\) $$ \text { Radius: } 7 $$
Problem 18
Write the standard form of the equation of the circle with the given radius and center \((0,0) .\) $$ \text { Radius: } 9 $$
Problem 19
Write the standard form of the equation of the circle with the given radius and center \((0,0) .\) $$ \text { Radius: } \sqrt{2} $$
Problem 20
Write the standard form of the equation of the circle with the given radius and center \((0,0) .\) $$ \text { Radius: } \sqrt{5} $$
