Chapter+9

=We will be studying Chapter 9, but we will also be reviewing Chapter 8 as we go along.=



** 9.1 Find squares and square roots ** ** 9.1 Estimate square roots **

9.2 Identify and compare numbers in the real number system 9.2 Solve equations by finding square roots

9.3 Measure and draw angles 9.3 Classify angles as acute, right, obtuse, or straight

9.4 Find the missing angle measure of a triangle 9.4 Classify triangles by angles and by sides.

= NOTES = = 9.1-9.4 NOTES by kendall t. =

9.5 Use the Pythagorean Theorem to find the lengths on a coordinate plane. 9 .5 Use the converse of the Pythagorean Theorem to determine whether a triangle is a right triangle.

Pythagorean Theorem notes by kendall t.
9.6 Use the distance formula to determine lengths on a coordinate plane.

9.6 Use the midpoint formula to find the midpoint of a line segment on the coordinate plane



9.7 Identify corresponding parts and find missing measures of similar triangles 9.7 Solve problems involving indirect measurement using similar triangles 9.8 Find sine, cosine, and tangent ratios 9.8 Solve problems by using the trigonometric ratios