Grad 12 math

Please answer the question

5. Which form of the Sine Law would you use to calculate the indicated length? Trigonometry Test 2 Sine & Cosine Law Communication 3. In which diagram can you NOT use the Sine Law to determine the length of side a? Multiple Choice Identify the choice that best completes the state answers the question. 1. Which form of the Sine Law would you use to calculate the indicated length? sin 830 " sin 426 43.1 sin 830 " sin 550 sin 550 " sin 47- 6. Which Cosine Law would you use to determine the indicated length? sin E " sin F c sin F _ sin E sin D _ sin F d _ sin E " sin D 2. Which form of the Sine Law would you use to calculate the indicated length? 4. Which form of the Sine Law would you use to calculate the indicated length? 65 m a f -d' +e - 2de cos F c d' - e + f - zef cos D e - d' +f - 2df cos E d e' - d' - f - zef cos D 7. Which Cosine Law would you use to determine the measure of R? 44 in. sin Q " sin P sin P d sin Q _sir sin R 4.8 in sin Q " 3in R Fin 330 " sin 220 sin 220 b _ _ sin 220 Fin 330 " sin 1250 64.4 in. a re -p' +q2 - 2pq cos R c 2ng cos P - 3 + q2 - pa 6 p2 -r2 + 92 - 2nq cos P d q2 -p3 +r- 2pr cos Q 8. Which formula would you u indicated length? 41.2 yd. 980 1.2 em 1014 $3.2 cm/ 426 cm 0.5 cn 40.5 yd. 41.4 yd 63 2 cm 41.2 my 42.9 m a 42.63 - 53.23 + 23 - 2 x 53.2 xz cos X 0 23 - 42.62 + 53.23 - 2 x42.6 x 53.2 x cos 840 c 23 - 53.23 + 53.23 - 2x 42.6 x42.6 x Cos 840 63.5 in. d e" - 42.62 -23 - 2 x 53.2xz cos X In which case can you NOT use the Cosine Law to solve for unknown measurements in a triangle? You know the measures of two angles and the length of one side. 63.2 in 63.2 m 9. Which formula would you use to determine the measure of L? b You know the lengths of three sides. You know the lengths of two sides and the measure of the angle between them. The triangle is a right triangle and you know the lengths of the legs. 63.9 in. For which diagram would you use the Cosine Law to determine the indicated length? a 41.32 - 44.62 + 63.92 - 2x44.6 x 63.9 x Cos M 4. For which diagram must you use ONLY the Cosine Law to determine the angle measure? 6 41.32 - 44.67 +63.92 - 2 x44.6 x 63.9 x Cos L 44.3 m C 44.62 - 41.32 + 63.93 - 2x41.3 x 63.9 x Cos L d 63.92 - 44.62 + 41.32 -2x44.6 x 63.9 x Cos L 10. For which diagram would you use the Cosine Law to determine the labelled length? 63.5 m 45.6 in. 37 yd. 45.6 yd. 58.5 in. 350 For which diagram would you use the Sine Law to determine the indicated length? 63.5 in. 63.5 yd