20% of 307.32 = 61.464 (Rounded to the nearest tenth, 61.46)
307.32 - 61.46 = $245.86
5b-2=13 add 2 to both sides
5b=15 divide both sides by 5
b=3
Answer:
Step-by-step explanation:
Step-by-step explanation:
5/11 as a decimal is 0.45454545454545
Drop a perpendicular from an obtuse vertex.
That makes a 30 - 60º right triangle, with
hypotenuse 6 and short leg 3. So the long leg,
which is the height of the rhombus, is 3√3 .
Since a rhombus is a parallelogram, its area
is base x height = 6 x 3√3 = 18√3 .
