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BI
Big Ideas Math Geometry, 2014
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4. Equilateral and Isosceles Triangles
1. Basics of Geometry
p. 1-61
13 Subchapters
2. Reasoning and Proofs
p. 63-121
13 Subchapters
3. Parallel and Perpendicular Lines
p. 123-169
12 Subchapters
4. Transformations
p. 171-227
13 Subchapters
5. Congruent Triangles
p. 229-297
15 Subchapters
6. Relationships Within Triangles
p. 299-355
13 Subchapters
7. Quadrilaterals and Other Polygons
p. 357-413
12 Subchapters
8. Similarity
p. 415-459
11 Subchapters
9. Right Triangles and Trigonometry
p. 461-525
14 Subchapters
10. Circles
p. 527-652
14 Subchapters
11. Circumference, Area, and Volume
p. 591-663
15 Subchapters
12. Probability
p. 665-719
13 Subchapters
Additional Topic
1 Subchapters
Start
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Communicate Your Answer
p. 251
2 Solutions
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3
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Monitoring Progress
p. 253-255
5 Solutions
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p. 255
5
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Exercises
p. 256-258
44 Solutions
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Exercise
35
Page
258
Page
258
Hint & Answer
Solution
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Hints
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A
a
What type of triangle is △ RST?
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B
b
The distance to the shoreline is at a 90^(∘) angle from the boat.
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Check the answer
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A
a
2.1 mi.
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B
b
See solution.
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Progress overview
Theorems About Triangles
Level 1 exercises - Theorems About Triangles
Level 2 exercises - Theorems About Triangles
Level 3 exercises - Theorems About Triangles
Subchapter links
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Communicate Your Answer
p.251
2
3
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Monitoring Progress
p.253-255
1
2
3
4
Monitoring Progress
5
(Page 255)
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Exercises
p.256-258
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Exercises
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(Page 257)
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Exercises
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Exercises
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Exercises
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Exercises
34
(Page 258)
Exercises
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