Analyze the diagram below and answer the question that follows. D
B
G
a
b
10.2
12.4
10.2
12.4
F
H
A
10.2
12.4
СЕ
I
Which two triangles are congruent by the HL theorem?
A. a and b
B. b and c
C. a and c

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.

6 and 24

step-by-step explanation:

6 x 4 = 24