Find the sine of the angle

The sine of the acute angle of a right triangle is the ratio of the opposite cathet to the hypotenuse.

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Find the value

Initial data

X=
A=

Table of sinuses from 0 to 90 degrees

0° to 15°16° to 31°32° to 45°
sin(0°) = 0sin(16°) = 0.275637sin(32°) = 0.529919
sin(1°) = 0.017452sin(17°) = 0.292372sin(33°) = 0.544639
sin(2°) = 0.034899sin(18°) = 0.309017sin(34°) = 0.559193
sin(3°) = 0.052336sin(19°) = 0.325568sin(35°) = 0.573576
sin(4°) = 0.069756sin(20°) = 0.34202sin(36°) = 0.587785
sin(5°) = 0.087156sin(21°) = 0.358368sin(37°) = 0.601815
sin(6°) = 0.104528sin(22°) = 0.374607sin(38°) = 0.615661
sin(7°) = 0.121869sin(23°) = 0.390731sin(39°) = 0.62932
sin(8°) = 0.139173sin(24°) = 0.406737sin(40°) = 0.642788
sin(9°) = 0.156434sin(25°) = 0.422618sin(41°) = 0.656059
sin(10°) = 0.173648sin(26°) = 0.438371sin(42°) = 0.669131
sin(11°) = 0.190809sin(27°) = 0.45399sin(43°) = 0.681998
sin(12°) = 0.207912sin(28°) = 0.469472sin(44°) = 0.694658
sin(13°) = 0.224951sin(29°) = 0.48481sin(45°) = 0.707107
sin(14°) = 0.241922sin(30°) = 0.5 
sin(15°) = 0.258819sin(31°) = 0.515038 
46° to 60°61° to 75°76° to 90°
sin(46°) = 0.71934sin(61°) = 0.87462sin(76°) = 0.970296
sin(47°) = 0.731354sin(62°) = 0.882948sin(77°) = 0.97437
sin(48°) = 0.743145sin(63°) = 0.891007sin(78°) = 0.978148
sin(49°) = 0.75471sin(64°) = 0.898794sin(79°) = 0.981627
sin(50°) = 0.766044sin(65°) = 0.906308sin(80°) = 0.984808
sin(51°) = 0.777146sin(66°) = 0.913545sin(81°) = 0.987688
sin(52°) = 0.788011sin(67°) = 0.920505sin(82°) = 0.990268
sin(53°) = 0.798636sin(68°) = 0.927184sin(83°) = 0.992546
sin(54°) = 0.809017sin(69°) = 0.93358sin(84°) = 0.994522
sin(55°) = 0.819152sin(70°) = 0.939693sin(85°) = 0.996195
sin(56°) = 0.829038sin(71°) = 0.945519sin(86°) = 0.997564
sin(57°) = 0.838671sin(72°) = 0.951057sin(87°) = 0.99863
sin(58°) = 0.848048sin(73°) = 0.956305sin(88°) = 0.999391
sin(59°) = 0.857167sin(74°) = 0.961262sin(89°) = 0.999848
sin(60°) = 0.866025sin(75°) = 0.965926sin(90°) = 1