Answer:
42
Step-by-step explanation:
Since the scale factor is 2:7, you can divide the given number by 2 then multiply it by 7, so 12/2x7=42
Answer:
10 if there is an error in the question (and of the pizza for dinner.)
or 20
Step-by-step explanation:
Just add what he ate for lunch and dinner
It never said how he cut his pizzas. Also it never said if he finished it or not.
Answer:
∠5 = 35°
Step-by-step explanation:
∠5 = ∠2 because they are alternate interior congruent angles
∠5 = 35°
Answer:
50%
Step-by-step explanation:
The percent error is equal to the absolute value, difference of the measured value or your experimental value minus the actual value divided by the actual value times 100%;
Here we have;
Measured Valued = 120 pennies
Actual Value = 80 pennies
% error = 
% error = 
% error = 
% error = 
% error = 50%
So, 50% is the percent error for Diego
Answer:
$200
Step-by-step explanation:
Represent the regular price of the chair by c.
Then 0.25c =$50, and c = $200.
The regular price, c, was $200.