Using the Magic Hexagon

Front

What is the Pythagorean identity for sine and cosine?

Back

sin²(x) + cos²(x) = 1

Tags

CCSS.HSF.TF.C.8

Front

What is the reciprocal of sin(x)?

Back

csc(x)

Tags

CCSS.HSF.TF.A.2

Front

What is the reciprocal of cos(x)?

Back

sec(x)

Front

What is the reciprocal of tan(x)?

Back

cot(x)

Tags

CCSS.HSF.TF.A.2

Front

What is the value of sin²(x) + cos²(x)?

Back

1

Tags

CCSS.HSF.TF.C.8

Front

What is the relationship between sec²(x) and tan²(x)?

Back

sec²(x) = 1 + tan²(x)

Tags

CCSS.HSF.TF.C.8

Front

What is the relationship between csc²(x) and cot²(x)?

Back

csc²(x) = 1 + cot²(x)

Tags

CCSS.HSF.TF.C.8

Front

Simplify: 1 - sin²(x)

Back

cos²(x)

Front

What is the value of csc(90°)?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the value of sec(0°)?

Back

1

Tags

CCSS.HSF.TF.A.2