Could someone please help answer this, Thanks so much, please no spam, will give brainliest (homework help)

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

Bring the fraction a/a-4 to a denominator of 16-a^2