Answer:
The answer is sin-1(5/8)
Step-by-step explanation:
I don't have a calculator but just plug that in in degree mode.
Answer: 35, 31, 25, 18
Step-by-step explanation:
Sorry. It's not clear. Plz tell me if there is 12 3/8in?
Answer:
174339220050
Step-by-step explanation:
50(3^20)
=(50)(3486784401)
=174339220050
1. BC is 1+3=4 (units)
2. AD is 3+5= 8 (units)
3. Draw the altitude CH from point C, as shown in the figure.
4. Then triangle CHD is a right triangle, with hypothenuse CD, and sides HD and CH.
5.



6. AB=CD=4.47 because the trapezoid is isosceles.
7. P= BC+AD+AB+CD=4+8+4.47+4.47=20.9 (units)