Answer:

Step-by-step explanation:
<u>Key skills: Exponents + Fractions</u>
Use the negative exponent property. If your number is x^-y then it would be the same as 1/x^y
3^-4 is the same as 
3^4 is 81, so your answer would be 1/81.
Hope you have a nice day and understood this!
Answer:
a2 (10x10) + b2 (4x4) = c2 (100+16)
Answer: √116
49.5/ 5.5
= 9 minutes to run one mile
Answer:
180°
Step-by-step explanation:
I think this is the answer
because the line is straight from the point ACE
see
I think it’s true, let me know if it’s correct or wrong.