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lianna [129]
3 years ago
7

The diagram shows a pentagon. It has one line of symmetry.

Mathematics
1 answer:
Nina [5.8K]3 years ago
7 0

Answer:

A) 10x + 8 = 21

B) x = 1.3

Step-by-step explanation:

2(2x + 3) + 2(x + 1) + 4x = 21

4x + 6 + 2x + 2 + 4x = 21

10x + 8 = 21

10x = 13

x = 1.3 cm

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