Calculator programs · Measures, Shape and Space
Trig menu: sine rule and three sides
1: the sine rule for an angle, both cases. 2: all three angles from three sides, by the cosine rule.
Measures, Shape and Space
When it helps
P4 of the Geometry calculator, and of the one-calculator swap. Angles from three sides come up in 9 of the last 14 years, often inside a 3-D problem where a slip costs the later parts.
At each prompt
- Menu item 1: Sine rule: the side opposite the angle you know, the side opposite the angle you want, the angle you know, in degrees
- Menu item 2: Angles from three sides: side a, side b, side c
- Size
- 95 bytes
- Keying in
- about 4–7 min to key in (168 presses)
- Run mode
- COMP
- Memories it overwrites