Answer:
refer to explanation
Step-by-step explanation:
the lengths of the base and height are the factors of 20
so they can be 5×4, 10×2, 1×20
y=-45
y-15=-60
ciro needs 3 cups of flour johanna needs 20 x 15 cups
10^2 +7^2=x^2
100 +49=x^2
149=x^2
Square root of 149 =12.2
X=12.2
