Answer:
all I know is sin square A +cos square A =1
Step-by-step explanation:
value of x is 7
hope this answer helps you dear....take care!
x-10=3
x+10-10=3+10
x=13
15/2
2/3x-1=4
2/3x=4+1
2/3x=5
x=5/(2/3)
x=(5/1)(3/2)
x=15/2