Calculate the distance between the two building corners Q and R and the perpendicular distance PS to the building using the interior angle measured at P and the two measured distances PQ and PR. SI 58.334m 123° 15' 57" 61.901m

Q: Prove a) cos(0+0) = COSOCOS-sinesind

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: 0 00 Co o o o sin (²) = √³ انه ده

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Q: tan (sin-)

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Q: 2. Verify the identity:

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Q: 2. 2) tan- 1 4) sin- 6) tan-1 V3 -1 01_ V3 10) sin -1 2. 12) tan-! 3.

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Q: sin n 3 4TC

A: The given trigonometric function sin4π3 Since sinπ+θ=sinθ

Q: 20) sin(票 23) sin(一回) 21) cos (TT+e) 22) sin(277-e) 29) cos(年+e) 5TT 26) sin() 2テ) ton() 25)…

A: By bartleby rules, only first three questions have been answered 20.  sin5π12=sinπ2-π12=cosπ12…