Question

i want all the formula of trignomatry of class10

Answer 1

1.reciprocol formulas..
sin =1/cosec
cos =1/sec
tan =1/cot
cosec=1/sin
sec=1/cos
cot =1/tan

${sin}^{2} + {cos}^{2} = 1$
tan * cot =1
${tan}^{2} + 1 = {sec}^{2}$
${cot}^{2} + 1 = {cosec}^{2}$