Basically just do the problem backwards.
72÷9=8
72÷8=9
Answer:
Lou sold more rings because if you multiply 200 by .20 it will be 40 which means he sold 40 rings. he sold 5 more rings than Jacob.
Step-by-step explanation:
PLZ MARK BRAINLIEST
There are no zeroes for an expression, only for equations.
Assuming equation to be
<span>−7x^2 − 91x − 280=0
-7(x^2+13x+40)=0
-7(x+8)(x+5)=0
by the zero product properties,
x+8=0 => x=-8
or
x+5=0 => x=-5</span>
Answer:
sdd
Step-by-step explanation:
A trapezoid is isosceles if and only if
(1) The base angles are congruent
(2) The diagonals are congruent
(3) The opposite angles are supplementary
So the description does not guarantee that a trapezoid is isoceles for "Congruent bases".