Answer:
<em>m</em>∠1 = 58°
<em>m</em>∠2 = 58°
<em>m</em>∠3 = 72°
Step-by-step explanation:
The sum of the interior angles of a triangle is equal to 180°. The vertical angles at Point Z are congruent and therefore their measures are equal.
Answer:
$4
Step-by-step explanation:
Total consumer surplus is given by the difference between the willingness to pay of each customer to the actual price of a good.
Since Avery is only willing to pay $10 and the pizza costs $12, Avery will not buy a pizza and should not be considered for consumer surplus.
Since Pia is willing to pay $13, and Sylvio is willing to pay $15, consumer surplus is:

When the price of pizza is $12, a consumer surplus of $4 is achieved.
When zero is added to or subtracted to a number, the number is not affected.
Answer:
A). No triangle.
Step-by-step explanation:
In order to construct a triangle the sum of any 2 sides must be greater than the third side.
Here 5 + 8 ( =13) is less than the 3rd side, which has a length of 15.
Answer:
13000
Step-by-step explanation:
it's closer to 13000 than to 12000