Trigonometry Examples

$\sin (17) \cos (28) + \cos (17) \sin (28)$

Step 1

Evaluate $\sin (17)$ .

$0.2923717 \cos (28) + \cos (17) \sin (28)$

Step 2

Evaluate $\cos (28)$ .

$0.2923717 \cdot 0.88294759 + \cos (17) \sin (28)$

Step 3

Multiply $0.2923717$ by $0.88294759$ .

$0.25814889 + \cos (17) \sin (28)$

Step 4

Evaluate $\cos (17)$ .

$0.25814889 + 0.95630475 \sin (28)$

Step 5

Evaluate $\sin (28)$ .

$0.25814889 + 0.95630475 \cdot 0.46947156$

Step 6

Multiply $0.95630475$ by $0.46947156$ .

$0.25814889 + 0.44895788$

Step 7

Add $0.25814889$ and $0.44895788$ .

$0.70710678$