-4+x=9.5
x=13.5
The student might have subtracted 9.5-4, which results in the answer 5.5. The correct answer is 13.5.
Answer: These might be some properties :
The angle in a semicircle is a right angle.
Angles in the same segment are equal.
Opposite angles in a cyclic quadrilateral sum to 180°
Step-by-step explanation:
Answer:
6 just multiply 2 times 3
Group 1: one Adult with 9 children group size =10
Group 2: one Adult with 9 children Group size = 10
Group 3: one Adult with 9 children Group size =10
Group 4: one Adult with 9 children Group size = 10
Group 5: one Adult with 6 children plus 2 children with their carer Group size = 11
