Answer:
He should have added 0 to 8 and multiplied 1 by 8
Step-by-step explanation:
I would say B in all honesty. Others probably would want A
Pythagorean Theorem: a^2 + b^2 = c^2
(5)^2 + (9)^2 = c^2
25 + 81 = c^2
106 = c^2
c = square root of 106
Length of a diagonal of a rectangle is square root of 106.
Answer is D cause the equation of the line is y=3x
Answer:
d) 9 years
Step-by-step explanation:
let present age as 'x'.
then, x=2x-3(x-6)
x=2x-3x+18
x= -x+18
2x=18
x=18/2
x=9
