First let that number be y.
List the equation by the given info.
y x 112/100 = 56
Shift y to the other side by turning it to ÷y.
112/100 = 56/y
Use cross method,
100 x 56 = 112y
5600 = 112y
y = 50
Therefore that number is 50
The mystery number will be 19.4596
Answer:
156 cm^2
Step-by-step explanation:
area of a paralelogram is Base times hieght
13 times 12
Since the square root of a negative number is not a real number, then a negative radical will result in no real solution.
