Answer:
Its A
Step-by-step explanation:
Because it is. i took the test :)
Answer: 4.2 kilograms
Step-by-step explanation:
The area of the square would be greater. To get the area of a square you need to multiply the length and width of the square, therefore you would multiply 10x10 which comes out to be 100. The perimeter would only be 40.
Answer:
85
Step-by-step explanation:
<em>The equation for the discriminant is </em>
b^2-4(a)(c)
<em>Plug your numbers in from the equation. </em>
<em>1=a, -7=b, -9=c</em>
<em />
(-7)^2-4(1)(-9)
49-(-36)
49+36
85
Something like 36÷3 = (3)÷3=1 and (6)÷3=3 you put 1 and 3 together to make 13
