Elena's height in centimeters is 142.24 cm.
Elena's height in meters is 1.42 meters.
<h3>What is Elena's height in centimeters and meters?</h3>
The mathematical operations that would be used to determine the answers ae division and multiplication.
Division is the process of grouping a number into equal parts using another number. The sign used to denote division is ÷. Multiplication is the operation that is used to determine the product of two or more numbers.
In order to determine the height in centimeters, first determine how many cenitmeters make 1 inch
1 inch = 254 / 100
1 inch = 2.54 cm
Now, convert 56 inches to cm : 56 inches x 2.54 = 142.24 cm
In order to determine the height in meters, first find the unit of conversion of inches to meters
1 inch = 0.0254 meters
0.0254 x 56 = 1.42 meters
To learn more about division, please check: brainly.com/question/13281206
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X=80°
A triangle’s angle measurements always add up to 180°. So 180-70-30=80
Answer:
9
Step-by-step explanation:
Answer:
the first step is wrong
it should be 4(x-4)/(x+1)(x-4) - (x+2)/(x-4)(x+1)
