In right triangle , the angle bisector of is . If , what is the measure of ?
Table of contents
- 0. Review of College Algebra4h 45m
- 1. Measuring Angles40m
- 2. Trigonometric Functions on Right Triangles2h 5m
- 3. Unit Circle1h 19m
- 4. Graphing Trigonometric Functions1h 19m
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations1h 41m
- 6. Trigonometric Identities and More Equations2h 34m
- 7. Non-Right Triangles1h 38m
- 8. Vectors2h 25m
- 9. Polar Equations2h 5m
- 10. Parametric Equations1h 6m
- 11. Graphing Complex Numbers1h 7m
2. Trigonometric Functions on Right Triangles
Trigonometric Functions on Right Triangles
Multiple Choice
A gardener uses a grow light to grow vegetables indoors. If and , what is the value of if the two angles are complementary?
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Verified step by step guidance1
Recall that two angles are complementary if the sum of their measures is 90 degrees. This means we can write the equation: \(m\angle 1 + m\angle 2 = 90^\circ\).
Substitute the given values into the equation: \(8^\circ + (7x - 4)^\circ = 90^\circ\).
Combine like terms on the left side: \$8 + 7x - 4 = 90$.
Simplify the left side: \$4 + 7x = 90$.
Isolate \(x\) by subtracting 4 from both sides and then dividing by 7: \$7x = 90 - 4$, so \(x = \frac{86}{7}\).
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