<u>Answer and Step-by-Step explaination:</u>
Area =Length time Width
Area= 21*21
Area=441
<span>A. The angles are neither complementary nor supplementary.
As their sum is neither equal to 90 nor 180, they are none of them
Hope this helps!</span>
Answer:
A.2sinxcosx
Step-by-step explanation:
We know the trig identity
Sin (2a) = 2 sin a cos a
sin (2x) = 2 sin x cos x
313.75 I believe that is the correct answer or som