Solve the triangle below. Round all answers to the nearest tenth.
QS =
A fireman spots a stranded woman in the window of a 200-foot tall office building. From the point where the fireman is standing, the angle of elevation to the stranded woman is 42° 33’ and to the top of the building is 58 ° 6’. How far from the ground is the stranded woman?
Convert in D-M-S form.
Convert to decimal degree form.
The area of a sector of a circle with central angle of 240 degrees is 134 sq ft. Find the radius of circle.
A 16-inch diameter tire on a car is making 500 revolutions per minute. Find the linear speed of the tire in miles per hour.
If N(-7, -1) is a point on the terminal side of θ in standard form, find the exact values of the trigonometric functions of θ.
Sinθ =
Cosθ =
tanθ =
Give the exact value of each trigonometric function.
Give the exact value of each trigonometric function.
Solve the triangle below. Round all answers to the nearest tenth.
QS =
In ΔABC, m∠C = 73°, AB = 20 km, and AC = 29 km. Find m∠B.
Philadelphia, Pennsylvania is 415 miles directly east of Columbus, Ohio. The bearing from Columbus to Richmond, Virginia is S 60° E. The bearing from Philadelphia to Richmond is S 34° W. Find the distance from Columbus to Richmond to the nearest mile.
A triangular parking lot has sides measuring 90 meters, 54 meters, and 128 meters. Use Heron’s Formula to find the area of the parking lot.
Identify the amplitude, period, translations, and midline of the function.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Vertical Shift | arrow_right_alt | undefined |
Phase Shift | arrow_right_alt | |
Amplitude | arrow_right_alt | |
Midline | arrow_right_alt | 1 |
period | arrow_right_alt | y=1 |
Give the exact value, if it exists.
Identify
Hint: Use Sum/Difference Identities
Simplify
Use the Pythagorean Theorem Identities.
Use the Reciprocal and Quotient Identities:
Use the Double-Angle Identities to find the exact value.
Rewrite as a product:
Use Sum/Difference Identities
Use the Sum and Difference of Angles Identities to find the exact value.
For vector,
give its
(a) component form,
(b) magnitude,
(c) direction angle.
Which of the following is a scalar quantity?
Use the graph below to classify each pair of vectors.
Which of the following represents a vector quantity?
Use the graph below to classify each pair of vectors.
Use the graph below to classify each pair of vectors.