Triangle practice problems - page 36 of 124
Number of problems found: 2479
- Angle of climb
At what angle does the road rise if the climb is 10%?
- Road
The angle of a straight road is approximately 12 degrees. Determine the percentage of this road.
- Isosceles triangle
Calculate the area and perimeter of an isosceles triangle ABC with base AB if a = 6 cm, c = 7 cm.
- High wall
I have a wall 2m high. I need a 15-degree angle (upward) to the second wall 4 meters away. How high must the second wall be?
- Bevel
I have a bevel in the ratio 1:6. What is the angle, and how do I calculate it?
- Triangle
Calculate the triangle sides if its area S = 630 and the second cathetus is shorter by 17.
- 30-60-90
The longer leg of a 30°-60°-90° triangle measures 5. What is the length of the shorter leg?
- Road
A ratio of 1:15 gives the average climb of the road. By what angle does the road moderate climb?
- Uphill garden
I have a garden uphill, increasing from 0 to 4.5 m for a length of 25 m. How much is the climb in percent?
- Distance 8471
The double ladder has a height of 3 m. What height will it reach when we spread it at a distance of 1 m?
- Is right triangle or not
If the right triangle is ABC, it has sides a=13, b=11.5, and c=22.5. Find area.
- Maggie
Maggie observes a car and a tree from a window. The angle of depression of the car is 45 degrees, and that of the tree is 30 degrees. If the distance between the vehicle and the tree is 100 m, find Maggie's distance from the tree.
- View angle - river
The 15 m high building is 30 m away from the river bank. The river's width can be seen from the roof of this building at an angle of 15°. How wide is the river?
- Gale and spruce
A mighty gale broke the top of the fifteen-year spruce, resting it on the ground. The distance of this top from the trunk was 4.6 m below. At what height was the spruce trunk broken?
- Probability
How probable is a randomly selected three-digit number divisible by five or seven?
- Ladder slope
What is the slope of a ladder 6.2 m long and 5.12 m in height?
- Triangle ABC
Triangle ABC has side lengths m-1, m-2, and m-3. What has to be m to be a triangle a) rectangular b) acute-angled?
- Euclid1
The right triangle ABC has hypotenuse c = 20 cm. How large sections cut height hc=9 cm on the hypotenuse c?
- Triangle
Calculate the area of the right triangle ΔABC if one leg is long 12 and its opposite angle is 47°.
- Elevation 80866
Find the height of the tower when the geodetic measured two angles of elevation α=34° 30'' and β=41°. The distance between places AB is 14 meters.
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See also our trigonometric triangle calculator. See also more information on Wikipedia.