7/28 =
7/(22 × 7) =
(7 ÷ 7) / ((22 × 7) ÷ 7) =
1/22 =
1/4
Answer:
B
Step-by-step explanation:
Matrices are equal when they are of the same order and their corresponding entries are equal.
This is the case for the given matrix and matrix B
Answer:
22.6°
Step-by-step explanation:
Reference angle = <FDE
Side opposite to <FDE = 5
Hypotenuse = 13
The trigonometric ratios to apply is:

Plug in the values



(nearest tenth)
Answer:
12.73
Step-by-step explanation:
$63.64 * .20 = 12.73