You can do the box method, multiply them. Then combine like terms.
You can also use the foil method.
You can also use the foil method.
Classify the following triangle. Check all that apply.
2 answers:
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Wouldn't it be zero? because only 0 is less than 2 in this case
we know that
In the right triangle ABC
∠∠
------> by complementary angles
so
Step
Find the measure of angle B
we know that
in this problem
so
Step
Find the measure of angle A
therefore
the answer is the option
35.5° and 54.5°