Mathematics: Hey! i know how to compare scientific notation, but i don t understand what they are asking me to do here. in 2010, the number of participants in a checkers tournament was 2.6 × 104 people. in 2013, the number of participants in a checkers tournament was 5.2 × 106 people. by what factor did the number of participants increase from 2010 to 2013? a 7.8 × 1013 b 2 × 1013 c 7.8 × 102 d 2 × 102

Hey! i know how to compare scientific notation, but

rutza

02.05.2021

A complimentary angle has to add up two angles to equal 90 degrees.

We have one angle which is 43.5 degrees, so all we have to do is subtract 43.5 degrees from 90 degrees to find the missing angle.

90 degrees minus 43.5 degrees is 46.5 degrees.

That means the missing angle is 46.5 degrees.

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