The rule of product states that:
So, a product is positive if and only if both factors have the same sign, and is negative if only if the factors have opposite sign.
The radius of the new sphere is 9
The new SA should be 1017.36 in
New volume should be 3052.08in^3
Answer:
$25
Step-by-step explanation:
5×5=25
25×5= 125
<em>is this what you are looking for?</em>
Answer:
x = 21
Step-by-step explanation:
The 2 angles form a straight angle and are supplementary, thus
7x + 9 + 2x - 18 = 180, that is
9x - 9 = 180 ( add 9 to both sides )
9x = 189 ( divide both sides by 9 )
x = 21