In the diagram below, abc - dec. what is the value of x?
a 5
b. 3
c. 6
d. 4

C

Step-by-step explanation:

Since the triangles are similar then the ratios of corresponding sides are equal, that is

= , substituting values

= ( cross- multiply )

21x = 7(24 - x) ← distribute

21x = 168 - 7x ( add 7x to both sides )

28x = 168 ( divide both sides by 28 )

x = 6 → C

the bottom of the spinner is not flat.

step-by-step explanation: