To convert 90cm to inches, we will use the conversion factor of 1 inch = 2.54cm. This means that 1 inch is equal to 2.54cm. To convert from centimeters to inches, we need to divide the value in centimeters by 2.54.
Step 1: Write down the given value in centimeters (90cm).
Step 2: Set up the conversion factor as a fraction with centimeters in the denominator and inches in the numerator: 1 inch / 2.54cm
Step 3: Multiply the given value (90cm) by the conversion factor fraction. This will cancel out the centimeter unit and give us the value in inches.
90cm * (1 inch / 2.54cm) = 90/2.54 inches = 35.43307 inches
Step 4: Round off the decimal value to the nearest hundredth (two decimal places). In this case, the final answer would be 35.43 inches.
Therefore, 90cm is equal to 35.43 inches.