Answer it fast need it urgently
Don't dare to spam❌❌❌❌❌
Share
Answer it fast need it urgently
Don't dare to spam❌❌❌❌❌
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
theansweris→
7
1
{ \rm{ \large \bold16 \: cot \theta = 12}}16cotθ=12
{ \rm{cot = \dfrac{base}{perpendicular} }}cot=
perpendicular
base
{ \rm{base = 3} }base=3
{ \rm{height = 4} }height=4
{ \rm{ \therefore \: hypo = \sqrt{ {perpendicular}^{2} } } }∴hypo=
perpendicular
2
{ \rm{ = \sqrt{16 + 9} } }=
16+9
{ \rm{ = 5}}=5
{ \rm{ \large{ now \: we \: can \: say}}}nowwecansay
{ \rm{ 16 \: cot \theta = 12}}16cotθ=12
{ \rm{cot \theta = \dfrac{12}{16} = \dfrac{3}{4} }}cotθ=
16
12
=
4
3
{ \rm{ \large{ now }}}now
{ \rm{sin \theta = \dfrac{perpendiculr}{hypo} }}sinθ=
hypo
perpendiculr
{ \rm{cos\theta = \dfrac{base}{hypo} }}cosθ=
hypo
base
{ \rm{ \large \bold \therefore \: \dfrac{sin \theta - cos \theta}{sin \theta + cos \theta} } }∴
sinθ+cosθ
sinθ−cosθ
{ \rm{ = \dfrac{ \dfrac{4}{5} - \dfrac{3}{5} }{ \dfrac{4}{5} + \dfrac{3}{5} } } }=
5
4
+
5
3
5
4
−
5
3
{ \rm{ = \dfrac{ \dfrac{1}{5} }{ \dfrac{7}{5} } } }=
5
7
5
1
{ \rm{ = \dfrac{ 1}{7} } }=
7
1