Let the yellow corn be x
And other variety be y
Question says that she brought a dozen (as total)
So,
x +y = 12
If cost of yellow corn was 40 cent and cost of other varieties were 50 cents then,
(After changing those cents into dollar)
0.40x+ 0.50y = 5.70
Because she paid a total of 5 dollar 70 cents for yellow and other variety.
So, option "a" is correct.
Answer:
16 squares
Step-by-step explanation:
The area of an isosceles is 

Hope this helped!
Angles<span> larger than a right </span>angle<span> and smaller than a straight </span>angle<span> (between 90° and 180°) are </span>called<span> obtuse </span>angles<span> ("obtuse" meaning "blunt"). An </span>angle<span> equal to </span>12<span> turn (180° or π radians) is </span>called<span> a straight </span>angle<span>.</span>