Rebecca solved √45 + 2 √20. Her answer was 5 √5 . Is she correct? If not, explain and correct the error.

Sandy is ordering bread rolls for her party, she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Ms. green tells you that a right triangle has a hypotenuse if 13 and a leg of 5. she ask you to find the other leg of the triangle. what is you're answer?

What is the image of the point ( − 3 , 5 ) (−3,5) after a rotation of 9 0 ∘ 90 ∘ counterclockwise about the origin?