# Angles ratio

In a triangle ABC true relationship c is less than b and b is less than a. Internal angles of the triangle are in the ratio 5:4:9. The size of the internal angle beta is:

**Result****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:

- Smallest internal angle

Calculate what size has the smallest internal angle of the triangle if values of angles α:β:γ = 3:4:8 - Triangle angles

The angles α, β, γ in triangle ABC are in the ratio 6:2:6. Calculate size of angles. - Angles

In the triangle ABC, the ratio of angles is: a:b = 4: 5. The angle c is 36°. How big are the angles a, b? - Triangle angles

In a triangle ABC the interior angle at the vertex C is twice as the internal angle at the point A. Outer angle at the point B measured 117 degrees. How big is the outer angle at the vertex A? - Type of triangle

How do I find the triangle type if the angle ratio is 2:3:7 ? - Median

The median of the triangle LMN is away from vertex N 84 cm. Calculate the length of the median, which start at N. - Slope RR

A line has a rise of 2 and a run of 11. What is the slope? - Saving

Allen save € 2860 to buy a car. Yet it lacks save 55% of the car price. How much is the car? - Seven tractors

Seven tractor plowed 308 ha field in four days. How many hectares of fields will plowe 9 tractors in 3 days at the same power? - Mother and daughter

The ratio of years mother and daughter is 5:2. After 7 years the ratio is 2: 1. How many years ago daughter was born? - Center traverse

It is true that the middle traverse bisects the triangle? - Liters od milk

The cylinder-shaped container contains 80 liters of milk. Milk level is 45 cm. How much milk will in the container, if level raise to height 72 cm? - Fifth of the number

The fifth of the number is by 24 less than that number. What is the number? - Unknown number

Identify unknown number which 1/5 is 40 greater than one tenth of that number. - Equation

Solve the equation: 1/2-2/8 = 1/10; Write the result as a decimal number. - Simple equation

Solve for x: 3(x + 2) = x - 18 - Candy

Peter had a sachet of candy. He wanted to share with his friends. If he gave them 30 candies, he would have 62 candies. If he gave them 40 candies, he would miss 8 candies. How many friends did Peter have?