Datrys sin35^circ/a=sin88^circ/44

$$\frac { \sin 35 ^ { \circ } } { a } = \frac { \sin 88 ^ { \circ } } { 44 }$$

Datrys ar gyfer a

$$a = \frac{126186815997230120}{4996954135095479} = 25\frac{1262962619843137}{4996954135095479} \approx 25.25274649$$

Camau ar gyfer Datrys Hafaliad Llinol

Evaluate trigonometric functions in the problem

$$\frac{0.573576436351046}{a} = \frac{0.9993908270190958}{44}$$

All y newidyn a ddim fod yn hafal i 0 gan nad ydy rhannu â sero wedi’i ddiffinio. Lluoswch ddwy ochr yr hafaliad wrth 44a, lluoswm cyffredin lleiaf a,44.

$$44\times 0.573576436351046=a\times 0.9993908270190958$$

Lluosi 44 a 0.573576436351046 i gael 25.237363199446024.

$$25.237363199446024=a\times 0.9993908270190958$$

Cyfnewidiwch yr ochrau fel bod yr holl dermau newidiol ar yr ochr chwith.

$$a\times 0.9993908270190958=25.237363199446024$$

Rhannu’r ddwy ochr â 0.9993908270190958.

$$a=\frac{25.237363199446024}{0.9993908270190958}$$

Ehangu \frac{25.237363199446024}{0.9993908270190958} drwy luosi'r rhifiadur a'r enwadur gyda 10000000000000000.

$$a=\frac{252373631994460240}{9993908270190958}$$

Lleihau'r ffracsiwn \frac{252373631994460240}{9993908270190958} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$a=\frac{126186815997230120}{4996954135095479}$$