Triangular pyramid has congruent faces. The total surface area is 111 cm². The
height of the trinket box is 6.5 cm. What
is the volume of the trinket box to the
nearest tenth of a cm?

117.5 cm that the answer on your question

b

2

−

b

b

3

+

7

b

2

+

14

b

+

6

%

−

3

b

3

+

7

b

2

+

14

b

+

6

%

step-by-step explanation:

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.