Work out the lengths of sides a and b give your answer to 1 decimal place

45cm

Step-by-step explanation:

it is 45cm because angles inside the triangle adds up to 180 and you alreay know that there is 90 dgree angle so you would do 180 - 90 which is 90 and than do 90 didide by two which is 45

“a term can be a signed number, a variable, or a constant multiplied by a + sign or j sign. in , the terms are 5x , 3y and 8. when a term is made up of a constant multiplied by a variable or variables, that constant is called a coefficient.” i hope this you.