Answer:
Step-by-step explanation:
let one diagonal=x
other diagonal=3x
area=1/2 (x±3x)=3/2 x²=54
x²=54×3/2=81
x=9 cm
3x=3×9=27
sum of diagonals=x+3x=4x=4×9=36 cm
When you subtract them you get the answer 57.99
When they're all distributed and simplified they both equal 6x+12
Answer:
f(x) = -4x + 19
Step-by-step explanation:
I used a calculator, pls let me know if im incorrect
Answer:
c
Step-by-step explanation:
