Two thirds of eighteen is equal to what part of sixteen?
Two thirds of eighteen equals three fourths of sixteen
18×2/3÷16=3/4
What's the area of the parallelogram of the tangram?
The area of the parallelogram of the tangram is one eighth of the seven boards
What's the area of parallelogram in Tangram?
1
Answer: the area of parallelogram in the tangram accounts for 30% of the total area——
eight