4d=56
d=14. Ad a result, Dorothy is 14 years old. Hope it help!
Answer:
49
Step-by-step explanation:
Positive 49 not -49
Answer:
(2x-1)(2x+1)
Step-by-step explanation:
the answer is c
Answer:

Step by step explanation:

Answer:
SA = 56 sq mi
Step-by-step explanation:
SA = area of base + 1/2(perimeter of base)(slant height)
SA = 16 + 1/2(16)(5)
SA = 16 + 8(5)
SA = 16 + 40