120
A= bh 1/2
15 x 16 = 240
240/2
120
You can use a number line to add and subtract
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form:
(
1
,
3
)
,
(
−
3
,
−
5
)
(
1
,
3
)
,
(
-
3
,
-
5
)
Equation Form:
x
=
1
,
y
=
3
x
=
1
,
y
=
3
x
=
−
3
,
y
=
−
5
Answer:
The number which appears most often in a set of numbers.
The cube has 6 this same faces.
Therefore the surface area is equal 6 · 7cm² = 42cm²
