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Question
How can you tell that triangles are congruent without knowing the lengths of all sides and the
measures of all angles?
The select
ongruency Theorems can all be used.
SAS and HL
ASA and SAS
HL and SSS
ASA and SSS

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

200+150+100+50+19=519519÷60=$8.65$8.65-$5.00=$3.65 < -- answer