exam Maths Puzzle Numerical Ability

Find the value of:
tan^-1(-sqrt. 3)

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exam Other Question

A can of Blue Runner Red Kidney Beans has surface area 371 cm squared. Its height is 12 cm. What is the radius of the circular top? Round to the nearest hundredth. directions: write a rational number in simplest form for decimal expansion. my decimal expansion is 1.290 with a line over 90 to make it repeating. my fraction was 71/55. am i correct?