Question

Solve the right triangle ABC if a = 14.22 and cos A = 2/3

What is the measure of angle A
What is the measure of angle B
What is the length of side b
What is the length of side c

Answer 1

could u find A ?
cos^-1 (2/3) = ?

Answer 2

48.189

Answer 3

so u have one angle as 48.189, one as 90, could u find third ?

Answer 4

90-48=42

Answer 5

so now u have 3 angles and a side, can u find other sides ?

Answer 6

so ill use "SOHCAHTOA"

Answer 7

thats it!

Answer 8

draw the figure for better visual

Answer 9

so i have leg a which is adjacent or opposite?

Answer 10

try to draw figure, everything will make sense then....