$MathMaster logo$

MathMaster

Home
general
given abc a 9 cm b 12 cm c 15 cm determine the type of triangle according to its angles

Question

Given: Δ ABC a=9 cm b=12 cm c=15 cm Determine the type of triangle according to its angles.

184

likes

920 views

Answer to a math question Given: Δ ABC a=9 cm b=12 cm c=15 cm Determine the type of triangle according to its angles.

$Expert avatar$

4.6

126 Answers

9^2+12^2=15^2

Therefore,\:a^2+b^2=c^2 Hence, Right angled Triangle

Frequently asked questions (FAQs)

What is the area of a triangle given the length of one side, the height of an adjacent side, and the sine of the included angle?

+

What percent is equivalent to the fraction 2/5?

+

Math Question: Factor the expression 8x^2 + 12x - 6 using the distributive property.

+

New questions in Mathematics

a ferry travels 1/6 of the distance between two ports in 3/7 hour. the ferry travels at a constant rate. at this rate, what fraction of the distance between the two ports can the ferry travel in one hour?

Use the digits of 1,9,2,3 to come up with all the numbers 98 and 95

Solve this mathematical problem if 3/5 of a roll of tape measures 2m. How long is the complete roll?

If the midpoint of point A on the x=3 line and point B on the y=-2 line is C(-2,0), what is the sum of the ordinate of point A and the abscissa of point B?

4x/2+5x-3/6=7/8-1/4-x

According to a survey in a country 27% of adults do not own a credit card suppose a simple random sample of 800 adults is obtained . Describe the sampling distribution of P hat , the sample proportion of adults who do not own a credit card

3. A rock is dropped from a height of 16 ft. It is determined that its height (in feet) above ground t seconds later (for 0≤t≤3) is given by s(t)=-2t2 + 16. Find the average velocity of the rock over [0.2,0.21] time interval.

A warehouse employs 23 workers on first shift, 19 workers on second shift, and 12 workers on third shift. Eight workers are chosen at random to be interviewed about the work environment. Find the probability of choosing exactly five first -shift workers.

The simple average of 15 , 30 , 40 , and 45 is

If a|-7 and a|9, then a|-63

9.25=2pi r solve for r

Fill in the P(X-x) values to give a legitimate probability distribution for the discrete random variable X, whose possible values are -5 ,3 , 4, 5 , and 6.

Calculate the difference between 407 and 27

A contractor gives a bank note for $10250 at a rate of 1% for one month. How much interest is charged for 4 months?

To find the increased amount on a standard term deposit with the following conditions: starting amount: BGN 13000, type of deposit: annual, annual compound interest rate: 1.4%, after 4 years;

Find sup { x∈R, x²+3<4x }. Justify the answer

Solve for B write your answer as a fraction or as a whole number. B-1/7=4

How many cards do you expect to pull from a poker deck until you get an ACE?

Sally’s sales for last Sunday were $1,278. That was an increase of 6.5% over her sales for the previous Saturday. What were her sales for the previous Saturday?