Answer: Obtuse
Step-by-step explanation:
The 2 angles add up to 85
180 - 85 = 95
95 is an obtuse angle
Definition of an obtuse triangle states that there is one obtuse angle
:)
Since the pentagon is regular, the sides are all of equal length. This tells you
... 5x-27 = 2x-6
... 3x = 21 . . . . . . . add 27-2x
... x = 7
The length of a side can be found by subtituting this value into either expression.
... 2·7-6 = 8 . . . . inches
20 and that should be correct, if you need an explanation just ask
To find the volume, multiply length x width x height.
So you multiply 6 x 9 x 4.
So the volume of the display box is 216 inches cubed.
24 marbles in the first group
28 marbles in the second group
