Answer:
189 cm^2
Step-by-step explanation:
12 cm (a) is unneeded information
As the key suggests, the left part is the integer part of the number, while the digit on the right is the decimal part of the number.
So, for example, the first row describes the two values 97.2 and 97.8, while the second row describes the values 98.1, 98.3 (repeated twice), 98.5, 98.6 and 98.7 (repeater three times).
So, the number of values is given by the number of leaves: you simply have to count how many digits are there on the right part of the screen.
The answer is thus 24
The first one is it trust me
Answer:
10x + 5
Step-by-step explanation:
x = some number
10x = 10 multiplied by 'x'
10x+5 = five more than 10 multiplied by some number
