Simplify the following expression by combining like terms: 522 +62 – 3 + 4.2 82 +2
a. A term is a single number, variable, or product of numbers and variables. How many terms are in the original expression? How many are in the simplified
expression?
> Hint (a):
b. When variable(s) are multiplied by a number, the number is called a coefficient. What is the coefficient of 2 in your simplified expression?

Part a what is the area of triangle i? show your calculation. part b triangles i and ii are congruent (of the same size and shape). what is the total area of triangles i and ii? show your calculation. part c what is the area of rectangle i? show your calculation. part d what is the area of rectangle ii? show your calculation. part e rectangles i and iii have the same size and shape. what is the total area of rectangles i and iii? show your calculation. part f what is the total area of all the rectangles? show your calculation. part g what areas do you need to know to find the surface area of the prism? part h what is the surface area of the prism? show your calculation. part i read this statement: “if you multiply the area of one rectangle in the figure by 3, you’ll get the total area of the rectangles.” is this statement true or false? why? part j read this statement: “if you multiply the area of one triangle in the figure by 2, you’ll get the total area of the triangles.” is this statement true or false? why?

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If square root x = -7, then x= -49 true or false