Life of Fred: Trigonometry Expanded Edition
9-12
PEP policy guidance
A deterministic result from the reviewed 2026–27 rule pack. It is guidance, not a funding guarantee.
The reviewed source is review due. Recheck the current official guide before relying on this guidance.
- Program and school year
- FTC-PEP · 2026-27
- Rule pack
- step-up-ftc-pep-2026-27 · v1.0.1
- Evidence level
- Official general rule
- Source freshness
- Review due · Low
How this result was reached
The engine applies explicit rules in precedence order and records what is still unknown.
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Rules applied
- Official verification is required when evidence is insufficient
PEP-2026-27-GENERAL-OFFICIAL-VERIFICATION
Information still needed
- Current official category match
- Exact item match in the official portal
- Required supporting documents
- Available account balance
Product description
Trigonometry: Expanded Edition is the fourth book in the Life of Fred High School Mathematics Series, and is designed for students in 12th grade who have already finished the preceding Beginning Algebra, Expanded Edition, Advanced Algebra, Expanded Edition, and Geometry books. This new edition of Trigonometry replaces the both the earlier Life of Fred Trigonometry and Fred's Home Companion Trigonometry books; it also contains all problems completely worked out. Trigonometry covers: Angles of elevation, Definition of the sine function, Angles of depression, Heron's formula, Review of graphing and significant digits, Discrete and continuous variables as illustrated in The Merchant of Venice, Tangent function, Why we create new mathematics, Ordinal and cardinal numbers, Cosine function, Graphing y = sin x, Identity function, Contrapositives, and lots more.
Source evidence
These fields describe where the listing came from. They do not establish funding eligibility.
- Catalog
- Curriculum Express Catalog 2023 Q1_March
- Source type
- Category
- Link status
- Official supplier search
- Enrichment confidence
- Unknown
Official policy source
Policy guidance is tied to this reviewed source and version.
- Publisher
- Step Up For Students
- Applies to
- FTC-PEP · 2026-27
- Effective dates
- Jul 1, 2026 — Jun 30, 2027
- Source last modified
- Jul 14, 2026
- Reviewed by Navigator
- Jul 23, 2026
- Review due
- Aug 14, 2026
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