The zwerling family installed central air conditioning in their house this summer. They are comparing the electric bills of this summer and last summer. The data is shown. A.
What was the total electric bill this summer? B. What was the total electric bill last
summer? C. Did the bill increase more or less than 50%?

it's

sas (side angle side)

aa (angle angle)

sss(side side side)

sas find two sides with an angle in between

aa is finding two angles and the third will add up to 180

sss find all sides

step-by-step explanation:

step-by-step explanation:

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you estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82 .the total height of the building is another 123 meters above the 86th floor.

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