Length of parallel sides=8 cm, 9 cm
Distance between parallel sides=6 cm
Area =
2
1
(distance between parallel sides)× (sum of parallel sides)
=
2
1
×6×(8+9)
=3×17=51
hope it helps
Step-by-step explanation:

Answer:
13/19
Step-by-step explanation:
To find the reciprocal, flip the number.
The reciprocal of 19/13 is 13/19
~
Answer:
w=4
Step-by-step explanation:
18+3w=30
3w=30-18
3w=12
w=4
Answer: -30
Step-by-step explanation: -13 subtract 17 = -30