Answer:

Step-by-step explanation:
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<u><em>You can also put this in another way:</em></u>
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Answer:
37.8+52.2=90
Step-by-step explanation: x + (x + 14.4) = 90
2x + 14.4 = 90
2x = 75.6
x = 37.8 (one angle)
And (x + 14.4) = 52.2 (other angle).
Answer:
horizontal - 5 units long
verticle sides - 1 unit tall
perimeter - 12 units
Step-by-step explanation: