Answer:
just do pythagorean theorem
Step-by-step explanation:
1) 7/24
2) 15/46
3) 9/24
4) 17/46
5) 31/92
Hello,
xy=2 is the cartesian form.
Indeed:
x=r cos t ==>cos t=x/r
y=r sin t ==> sin t=y/r
r²*sin 2t=4 ==>r²*2 sin t cos t=4
==>r²*x/r*y/r=2==>xy=2
B. 19.8
Use the Pythagorean theorem:
14.2^ + x^ = 24.4^
201.64 + x^ = 595.36
x^ = 393.72
x = 19.84