The area of the parallelogram is 30% of the area of the trapezium.
work out the missing height of the parallelogram.
remember formula for area of trapezium= 72 (a +b) xh
10 cm
16 cm
19 cm
5 cm

828. all there is to it!

here, if you ever need with rounding (or other forms of arithmetic/math) again, use this:

thats the rounding one, but if you just click the top left, it shows you all the calculators you may need!

x=30

step-by-step explanation:

i think asking google will you get the answer to that question

hm let me think hm think think hm think yes