Practice problems of the angle - page 2 of 54
Number of problems found: 1077
- Little hand
What angle shifted the little hand on the clock after one hour and 38 minutes?
If the angle α is acute, and cotan α = 1/3. Determine the value of sin α, cos α, and tan α.
- Cis notation
Evaluate multiplication of two complex numbers in cis notation: (6 cis 120°)(4 cis 30°) Write the result in cis and Re-Im notation.
- The sum 11
The sum of the measures of two angles is 89°. One angle has a measure of 64°. What is the measure in degrees of the second angle?
- The temperature 11
The temperature on Sunday was 4°C. The temperature dropped eight °C on Monday and twice as much on Tuesday. What was the temperature on Tuesday?
- Complementary angles
Two angles are complementary. If one angle measures 10°, what is the measure of the second angle?
- Clocks 5511
What angle do the clocks make at 4:30?
- The temperature 27
The temperature in Chicago was –12°C. For 4 hours, the temperature rose 3°C every hour. What was the temperature after 4 hours?
- Goniometric form
Determine the goniometric form of a complex number z = √ 110 +4 i.
Convert to arc measures (radians): 919 ° The result write as a multiple of π
- Calculate 39313
The road rises by 8 m to 2000 m. Calculate its ascent in per mille.
- One angle
One angle is 10 degrees more than four times the measure of the other angle. Together they have a sum of 120 degrees. What is the measure of each angle?
- A straight angle
A straight angle measures s, so you can subtract or add 85 from. What is the measure of their angles?
- Difference 2435
Calculate the sum and difference of the alpha and beta angles. Alpha = 60 ° 30 ', beta = 29 ° 35'.
- The present
The present temperature is 32°. After some time, it will be increased by + 5° What will be the temperature then?
- Minus temperature comparing
At 12:00 PM, the temperature was –25°F. At 8:00 PM, the temperature was –14°F. Did the temperature rise or fall? ...
- Diamond-air 27221
Find the cut-off angle for the diamond-air pair. n_d = 2.42 α_m =? The absolute refractive index of light for air n = 1
- Temp drop
It is 70°F , and the temperature is expected to drop to 85° in the next month. What is the temperature expected to be?
- Subtracting Fahrenheit
On a certain day, the high temperature in city A was 86°F. On the same day, the high temperature in city B was -24°F. What was the difference in temperature between city A and city B?
- Overnight change
It was 13°C yesterday, but the temperature changed by -18.6° overnight. What is the temperature now?