Does 3cm by 4cm equal 12cm?

Is this an arithmetic sequence or a geometric sequence 13 23 33 43 53? What is a simple form of fraction for 12.36? How much is 5 percent of tax of 165.50? How do you write 21 percent in a fraction? How many times does 4 go into 989? Is math dyslexia a thing? What is the scientific notation for 29600000000000? What is the answer to x - 2 2x plus 1 or 10 -2x plus 2 equals? Is 0.2 equivalent to 2 hundredths? What is any non negative numeral less than 10 called? How manyVertices does an equilateral triangle have? What shape has 2 congruent parallel sides 2 congruent acute angles 2 congruent obtuse angles? Can 28 over 32 be reduced? What animal lays a prime number of eggs? How many 16 by 16 inch tiles do you need to cover a 225 square foot room? What is 7 minus 1 times zero point three plus 2 squared? What is the mode 19 13 12 16 15? This manipulator is used to establish a field width for the value immediately following it? Which is greater 18 feet or 9 yards? What is 2030 as a decimal?