In triangle RST, s = 7.3 inches, t = 3.1 inches and angle R=138º. Find the area of triangle RST, to the nearest 10th of a square inch.

understand that i don't know the answers

will someone answer his question

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

a

step-by-step explanation:

she will sew have sewn five dresses   and be 1/3 done with the sixth one in an hour.

step-by-step explanation:

3/4 of an hour=45 mins

lucy makes 1 dress per 11.25 minutes

45 mins+11.25 mins=56.25 mins

60 mins- 56.25 mins=3.75 mins

3.75 mins is 1/3 of of 11.25 mins

therefore she the other 1/3 would be part of the hour and she will have sewn 5 dresses and begun the sixth.

contact me if you have any questions you are welcome.