Pretest Answers

Which of the following is a simpler form of the expression the fraction with numerator sine theta and denominator cosine theta ?

If tangent theta is equal to 11 over 60 , what is the value of cotangent theta ?

When cosecant of theta sine of theta is simplified, what is the result?

Which results from multiplying the six trigonometric functions?

Which function is undefined when theta is equal to pi over 2 radians?

Which of the following is a simpler way to write cosine theta over sine theta ?

In triangle RST , angle cap r is equal to 63 degrees , angle cap t is equal to 90 degrees , RS is equal to 23 and ST is equal to 10 point 4 Which ratios are correct?

If sine theta almost equal to 0 point 3 0 9 0 , what is the approximate value of cosecant theta ? Round to four decimal places.

If cotangent theta is equal to 2 thirds , what is the value of cosecant theta ?

Four students wrote statements about cosecant, secant, and cotangent values as shown. Anik The cosecant, secant, and cotangent of an acute angle may be greater than 1 or less than 1. Isabella The cosecant, secant, and cotangent of an acute angle are always greater than 1. Kayla The cosecant and secant of an acute angle are always greater than 1, but the cotangent can be greater than 1, less than 1 or equal to 1. Morris The cosecant and secant of an acute angle may be greater than or equal to 1, but the cotangent of an acute angle is always less than 1. Which student is correct?