Use identities to find the exact value of the indicated trigonometric function of the acute angle ?.sin ? = 
, cos ? = 
Find tan ?.
A. 
B. 
C. 
D. 
Answer: A
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One bag of Alice's favorite cookies contains 421 calories. How many calories are in 4 bags of cookies?
A. 2124 cal B. 1,600 cal C. 1,680 cal D. 1,684 cal
Which of the following is NOT a tenet of von Glasersfeld’s radical constructivism?
a. Learning occurs through engagement in cooperative learning activities. b. Knowledge is not passively received either through the senses or by way of communication. Knowledge is actively built up by the cognizing subject c. The function of cognition is adaptive, in the biological sense of the term, tending towards fit or viability d. Cognition serves the subject’s organization of the experiential world, not the discovery of an objective ontological reality
Provide an appropriate response.Are two equilateral triangles always similar? Explain why or why not.
What will be an ideal response?
Provide an appropriate response.Indicate whether the following statement is true or false. Interchanging corresponding rows and columns of a matrix changes the sign of the determinant of the matrix.
A. True B. False