Answer:
the answer is 12. hoped this helped
Step-by-step explanation:
first find out what 5* 12 is. 5* 12= 60
then 12* 4. 12* 4=48
finally subtract 60 and 48 witch is 12
24 - 74 - 23 = -34 is the interception of each
A quadrilateral has four sides
one thing to be noteworthy is that this triangle has two angles, a 60° one and a 90° one, meaning the last angle will be a 30° one, thus we can use the 30-60-90 rule.
Check the picture below.