Ohio Resource Center

# Ohio's Academic Content Standards in Mathematics

 Results 1 - 10 of 12: Return to Grade Level Indicators Ohio Standard: Geometry and Spatial Sense StandardGrade Level Indicator: (Grade: 11) 4. Use trigonometric relationships to determine lengths and angle measures; i.e., Law of Sines and Law of Cosines.
View Results: 1-10 | 11-12
1
Mars Orbit
ORC# 7736
Resource Information
Resource Type: Lessons
Discipline: Mathematics
Professional Commentary: Astronomers now know that the planets in our solar system travel around the Sun in roughly circular orbits. People used to believe that the Sun and other planets orbited the Earth....
2
Law of Sines and Law of Cosines 1: Law of Sines
ORC# 7726
Resource Information
Resource Type: Lessons
Discipline: Mathematics
Professional Commentary: Students use right triangle trigonometry to develop the law of sines. An activity sheet, discussion questions, lesson extensions, and suggestions for assessment are included....
3
Law of Sines and Law of Cosines 2: Law of Cosines
ORC# 7725
Resource Information
Resource Type: Lessons
Discipline: Mathematics
Professional Commentary: Students use right triangle trigonometry and the Pythagorean theorem to develop the law of cosines. An activity sheet, discussion questions, lesson extensions, and suggestions for assessment are included....
4
Fit By Design or Design To Fit: Mechanical Drafter Designer
ORC# 1282
Resource Information
Resource Type: Lessons
Discipline: Mathematics
Professional Commentary: Students use a carpenter's square and protractor to measure the sides and angles of several right triangles. To confirm their measurements, they then compute the size of selected sides and angles using (a) the Pythagorean Theorem and (b) trigonometric ratios....
5
Squares on a Triangle
ORC# 10360
Resource Information
Resource Type: Lessons
Discipline: Mathematics
Professional Commentary: The Law of Cosines is an extension of the Pythagorean Theorem, but seeing how ?2ab cos C fits into the picture can be difficult for students. In this lesson, students who understand the Pythagorean Theorem and right triangle trigonometry will discover the Law of Cosines by exploring the areas of squares on the sides of any...
6
NAEP Assessment Item, Grade 12: Find the Length of the Side of a Triangle
ORC# 2088
Resource Information
Resource Type: Assessments
Discipline: Mathematics
Professional Commentary: Students must use the sine function to find the length of a side of a right triangle. They have the option of using a calculator....
7
NAEP Assessment Item, Grade 12: Apply Trigonometry in Pyramid to Find Angle
ORC# 2021
Resource Information
Resource Type: Assessments
Discipline: Mathematics
Professional Commentary: Students are asked to find a specified angle in a regular hexagonal pyramid using trigonometry. They have the option of using a calculator....
8
NAEP Assessment Item, Grade 12: Find the Length of a Segment in a Triangle
ORC# 1996
Resource Information
Resource Type: Assessments
Discipline: Mathematics
Professional Commentary: This multi-step problem asks students to find the length of a line segment using similar triangles and simple trigonometry. This multiple-choice question is a sample test item used in grade 12 in the 1992 National Assessment of Educational Progress (see About NAEP)....
9
Dave's Short Trig Course
ORC# 9812
Resource Information
Resource Type: Content Supports
Discipline: Mathematics