line up your decimals and then multiply like usual, next count how many places after the decimal your problem(s) was and place it to your answer
Pythagorean Theorem
3*3+8*8=x*x
9+64=x*x
73=x*x
x=√73≈8.5
Answer:
B
Step-by-step explanation:
9 dollars represents 90% of the cost. Divide 9 by 0.90 to get the original price, 10 dollars
This is an EXPONENT.
To do this all we need to do is multiply the base by itself how many times the power says.
(-6)² = (-6) × (-6) = 36
Recall that any negative number times another negative number is positive so that is why this would be positive.
So, (-6)² = 36
Hope I helped ya!!
