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Answer:
base of 3 --> 3^4 (three to the fourth); base of 9 --> 9^2 (nine squared)
Step-by-step explanation:
<u>3 x 3</u> = 9 x <u>3</u> = 27 x <u>3</u> = 81 = 3^4
You multiply 3 by itself 4 times.
<u>9 x 9</u> = 81 = 9^2
You multiply 9 by itself 2 times.
Answer:
8
Step-by-step explanation:
22-12+4-6 = 8
In a quadrilateral the angles should add up to 360 degrees.
360-80-90-103= 87
So 87 degrees