Answer:

Step-by-step explanation:

Answer:
6d+6 is the correct answer
Step-by-step explanation:
Answer:
m(JCA)
Step-by-step explanation:
C is the central angle here (the one in between)
so it will be m(JCA) or m(ACJ)
P= perimeter = 62 = 15+10+13+x = 38+x
then x=62-38= 24
A= 1/2 * (10+24) *h
204 = 1/2 * 34 * h
204*2 * 1/34 = h
12= h
then h= 12