Find the Exact Value Under the Given Conditions$\sin \alpha = \frac { 7 } { 25 } , 0

Question

Find the Exact Value Under the Given Conditions$\sin \alpha = \frac { 7 } { 25 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 20 } { 29 } , 0 < \beta < \frac { \pi } { 2 } \quad$

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The Answer of Find the Exact Value Under the Given Conditions$\sin \alpha = \frac { 7 } { 25 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 20 } { 29 } , 0 < \beta < \frac { \pi } { 2 } \quad$

Find the Exact Value Under the Given Conditions $\sin \alpha = \frac { 7 } { 25 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 20 } { 29 } , 0 < \beta < \frac { \pi } { 2 } \quad$

Definitions:

Find the Exact Value Under the Given Conditions sin⁡α=725,0<α<π2;cos⁡β=2029,0<β<π2\sin \alpha = \frac { 7 } { 25 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 20 } { 29 } , 0 < \beta < \frac { \pi } { 2 } \quadsinα=257​,0<α<2π​;cosβ=2920​,0<β<2π​

Definitions:

Find the Exact Value Under the Given Conditions $\sin \alpha = \frac { 7 } { 25 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 20 } { 29 } , 0 < \beta < \frac { \pi } { 2 } \quad$