#6 Determine if the following combination is true or false.
Integral area function formula equilateral triangle
(√3 )/4 * base²
#8 Determine if the following combination is true or false.
Integral area function formula isosceles triangle
1/2 base²
#9 Determine if the following combination is true or false.
Integral area function formula rectangle
"Left" and "right" functions are equal at point