On a straight stretch of road is marked 12 percent drop. What angle makes the direction of the road with the horizontal plane?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- The ball
The ball was discounted by 10 percent and then again by 30 percent. How many percent of the original price is now?
- The city
At the end of 2010 the city had 155000 residents. The population increased by 2.1% each year. What is the population at the end of 2013?
- A perineum
A perineum string is 10% shorter than its original string. The first string is 24, what is the 9th string or term?
- Slope of the pool
Calculate slope (rise:run) of the bottom of swimming pool long 10 m. Water depth at beginning of pool is 1.16 m (for children) and depth at end is 1.89 m (for swimmers). Slope express as percentage and as angle in degrees.
I have bevel in the ratio 1:6. What is the angle and how do I calculate it?
Circular reflector throws light cone with a vertex angle 49° and is on 33 m height tower. The axis of the light beam has with the axis of the tower angle 30°. What is the maximum length of the illuminated horizontal plane?
What angle rising stairway if step height in 17 cm and width 27 cm?
- Profit gain
If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is:
I borrow 25,000 to 6.9% p.a.. I pay 500 per month. How much will I pay and for how long?
- Theorem prove
We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
- Reference angle
Find the reference angle of each angle:
Pyramid has a base a = 5cm and height in v = 8 cm. a) calculate angle between plane ABV and base plane b) calculate angle between opposite side edges.
Maple peak is visible from a distance 3 m from the trunk from a height of 1.8 m at angle 62°. Determine the height of the maple.
- High wall
I have a wall 2m high. I need a 15 degree angle (upward) to second wall 4 meters away. How high must the second wall?
How tall is the tree that observed in the visual angle of 52°? If I stand 5 m from the tree and eyes are two meters above the ground.
- Elimination method
Solve system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15
The class is 21 students. How many ways can choose two to examination?