X= [? ]
enter the number that belongs in
the green box.

x = 60

Step-by-step explanation:

The triangle that x is in has all 3 sides congruent and is therefore an equilateral triangle.

The 3 angles in an equilateral triangle are also congruent and have measures of 60°

Thus x = 60

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.