Step-by-step explanation:
180-120 = 60 which is the 2nd angle in triangle.
60+50+x = 180
x = 70
The length is 24 centimeters and the width is 10 centimeters and the height is 13 centimeters
1,500 grams is equal to 1.5 kilograms

To begin, we can simplify the expression's denominator by finding a common denominator between the denominators of the fractions in the denominator. To make them compatible, we can convert

into

:

Next, we can simplify:

Finally, to cancel the denominator within the denominator, we can multiply the whole expression by

, or 1:

The expression simplifies to

, or

as a mixed number.