Question

Cengage Digital Leaming A That Can Be Understood 8. [-/1 Points) DETAILS MCKTRIG8 2.3.019. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER This problem refers to right triangle ABC with C 90°. Begin the problem by drawing a picture of the triangle with both the given and asked for information labeled appropriately, If b-7.5 mm and c = 12 mm, find 8. (Round your answer to the nearest whole number) Need Help? Read Talk to Tutor 9. [-13 Points) DETAILS MCKTRIG8 2.3.025. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER This problem refers to right triangle ABC with C - 90°. Solve for all the missing parts using the given information (Round your answers to one decimal place.) A = 35.2°, a 41.1 inches B- се in I in Need Help? Read it Talk to a Tutor

Answer 1

Answer: A 8 Given that C=90 b b>7.5mm co 12 mm с a LB =? *В by using sine sule a с b fins SinA finc ь 으 SinB Sinc 7.5 12 SinB Singo SinB = 7.5 xsingo 12 SinB = 7x1 Hint: Singo= 1 SinB= 0.625 B = $#'(0.625) Bs 38.68° B = 38.68

Given that cs s 90° A = 35.2°, as 41.1 inches In c o general in triangle Sum of angles = 180° LA + LB +LC 5180 35.2 +ZB+90 5180 B a C ZB+125.2 = 180 /B =180-125.2 ZB 5 54.8° B = 54.8° by using sine rule a 드 b SinB Sinc SinA a b sinA Sin B S 41.1 b Sin(3512) Sin (548) bs 4101 x Sin (548) Sin (352) bs 58.26

a с Sinc SIDA 41:1 c Sin (3502) fio (90) cs 4.1 xfon (90) Sim (35.2) cs 11.30 Finally B354.89 C 371.30 in bs 58.26