Madisonjayanna Madisonjayanna

16-11-2018
Mathematics

contestada

The measures of a complementary angles have a summer 90° angle and angle B or complementary and their measures have a difference of 20° what are the measures of the angles

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tanner23456 tanner23456

21-11-2018

Ok, so we kno that

A + B = 90

we also know that

A - B = 20

There are a lot of ways to solve this, but I think elimination will be best

A + B = 90

+ (A - B = 20)

-----------------------

2A = 110

A = 55

Therefore,

B = 90 - 55 = 35

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