D. square the binomial inside the parentheses
D.) 8 hours the number of hours students spend time on social media when they do not read.
Answer:
NOT found in obtuse triangles
Step-by-step explanation:
you only talk about hypotenuse, adjacent, and opposite in right triangle
Question should be sin 20 cos 10 + cos 20 sin 10
remember sin (a+b) = sin a cos b + cos a sin b ?
sin 20 cos 10 + cos 20 sin 10
= sin (20+10)
= sin 30
= 1/2
