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In spherical coordinates r = 72.15, = 274.6^o and = 118.5^o. What is x?

?

In cartesian coordinates x = 7.667, y = 9.884 and z = -3.564. What is the angle ?

^o.?

In spherical coordinates r = 72.12, = 360^o and = 92.7^o. What is z?

?

In spherical coordinates r = 1.12, = 256.2^o and = 162.9^o. What is x?

?

In rectangular coordinates x = -9.372, y = 0.8859 and z = -7.146. What is the radial distance from the origin in cylindrical coordinates? r =

?

In cartesian coordinates x = -8.963, y = -12.33 and z = 62.11. What is the radial distance from the origin in cylindrical coordinates? r =

?