sin∠A=0.385
tg∠A= -0.417
ctg∠A= -2.4
Объяснение:
sin∠A==0.385
tg∠A=sin∠A/cos∠A=0.385/-12*13= -0.417
ctg∠A=1/tg∠A=1/-0.417=-2.4
sin∠A=0.385
tg∠A= -0.417
ctg∠A= -2.4
Объяснение:
sin∠A==0.385
tg∠A=sin∠A/cos∠A=0.385/-12*13= -0.417
ctg∠A=1/tg∠A=1/-0.417=-2.4