Answer:
Area of the rectangle = 144 square inches
Step-by-step explanation:
Area of a rectangle = length × width
Width = 4 inches
Length = 3 feet
1 feet = 12 inches
3 feet = 36 inches
Area of a rectangle = length × width
= 36 inches × 4 inches
= 144 square inches
Therefore,
Area of the rectangle = 144 square inches
Answer:
5
Step-by-step explanation:
Using the rule of radicals
× ⇔ , then
=
= ×
= 5
Check the picture below, that's the "inscribed angle theorem"
The other line extends slightly down and to the right to point E
Answer:
7x^2 + 14x - 12
Step-by-step explanation:
Add like terms:
(4x + 8x - 5) + (3x2 + 6x - 7) becomes:
4x^2 + 8x - 5 or (grouping like terms in columns):
+ 3x^2 + 6x - 7
---------------------
7x^2 + 14x - 12