What is the definition of complimentary angles?
two angles that add to be 180°
two angles that have a difference of 90°
two angles add to be 90°
two angles that have a difference of 180°

Write an introductory paragraph for this corrie ten boom and her family were faced with some difficult choices after hitler came to power. some family members paid the ultimate price. write a carefully thought-out paper of at least 200 words dealing with the following concepts: --how should a christian act when evil is in power? --what do you think it would be like to live in an occupied country? remember to proofread anything you write thoroughly.

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0