Questions on Geometry: Triangles answered by real tutors!

Tutors Answer Your Questions about Triangles (FREE)

Question 584775: Which of the following could not be a value of x when the two side lengths of the triangle are 18 and 9?
A. 10
B. 9
C. 10.5
D. 9.5
Click here to see answer by JBarnum(2044)

Question 584793: Two sides of a triangle are equal in length and double the length of the shortest side. The perimeter of the triangle is 36 inches.

Click here to see answer by Schaman_Dempster(26)

Question 584906: a right isosceles triangle has legs of length 12cm. what is the length of its hypotenuse? Express your anwser in simples radical form
Click here to see answer by solver91311(16868)

Question 584932: One equilateral triangle has sides 5 ft long. Another equilateral triangle has sides 7 ft long. Find the ratio of the areas of the triangles. I think I need to start with the similarity ratio. But I'm not sure, and I don't know where to go from there! Thank you. (:
Click here to see answer by jim_thompson5910(28476)

Question 584950: How many triangles can a regular 20-gon be divided into ? 10 or 20 ? Thank you
Click here to see answer by solver91311(16868)

Question 584949: How many triangles can a decagon be divided into ? Is it 8 or 10 ? Thank you
Click here to see answer by jim_thompson5910(28476)

Question 585023: if the bottom length of triangle is 3110mm and all the angles are 22.5, what are the lengths of the other 2 sides??
Click here to see answer by richwmiller(9135)

Question 585176: what is the area of a triangle whose longest side has length 12 cm?
Click here to see answer by Alan3354(30957)

Question 585173: From a plane 2,000 m above the sea level,the pilot observes two ships in line due west.The angles of depression of the two ships are 60 degrees and 70 degrees.How far apart are the ships?
Click here to see answer by ankor@dixie-net.com(15623)

Question 585222: What is the area of a triangle that has a base of 5 m and a height of 8 m?
Click here to see answer by jim_thompson5910(28476)

Question 585222: What is the area of a triangle that has a base of 5 m and a height of 8 m?
Click here to see answer by moriton(2)

Question 585211: Explain perpendicular?
This is the picture: http://s1239.photobucket.com/albums/ff509/itsCAAAROL/?action=view¤t=photo-6.jpg
Click here to see answer by sofiyac(695)

Question 585301: the hypotenuse in a right-angled isosceles triangle measures 4.5cm. determine the length of the other two sides

A= 3.18cm
Click here to see answer by stanbon(57216)

Question 585308: A 60cm piece of wire is bent to form a right triangle. If the hypotenuse is 26cm long, what are legs of the right triangle?
Click here to see answer by Schaman_Dempster(26)

Question 585308: A 60cm piece of wire is bent to form a right triangle. If the hypotenuse is 26cm long, what are legs of the right triangle?
Click here to see answer by mananth(12270)

Question 585361: A scalene trinagle with the height of 4cm and the base of 6cm?
Click here to see answer by jim_thompson5910(28476)

Question 585489: if leg A of a triangle = 8,the square of leg A=?my answer was 8x8
Click here to see answer by Alan3354(30957)

Question 585524: Are two equilateral triangles always similar?
Click here to see answer by Alan3354(30957)

Question 585516: a diagonal of a square is 6 inches long. find its permiter and its area.
Click here to see answer by Earlsdon(6287)

Question 585529: If the base is 16 in. what happens to the area if the base is doubled and the height remains the same?
Click here to see answer by Alan3354(30957)

Question 585873: Susie drew a triangle with angles that measured 47°, 43°, and 90°. What type of triangle did Susie draw?
A acute
B equiangular
C obtuse
D right
Click here to see answer by jim_thompson5910(28476)

Question 585883: i have a triangle with angle l p m o and n the middle value is 7 and im trying to figure out the x value help?? pleas

Click here to see answer by jim_thompson5910(28476)

Question 585868: A triangle with angle measurements of 36°, 77°, and 67° can be classified as which type of triangle?
Click here to see answer by Alan3354(30957)

Question 586047: A = 36m squared, b = , h = 12 m
Click here to see answer by jim_thompson5910(28476)

Question 586047: A = 36m squared, b = , h = 12 m
Click here to see answer by stanbon(57216)

Question 586219: If AC = 24 and AB=74 whats does BC=?
Click here to see answer by K-flow(1)

Question 586269: angle D=110 degrees, angle F=30 degrees, angle E=?. What is the measure of angle DEF? Thank u

Click here to see answer by stanbon(57216)

Question 586306: in a 30 dgree -60 and -90 degree triangle , if the shoter leg is p, than the longer leg is ....??
and the hypotenuse has length.....?????????
Click here to see answer by Alan3354(30957)

Question 586427: how large are the congruent angles of an isosceles triangle that is exactly as tall as it is wide
Click here to see answer by stanbon(57216)

Question 586569: if the congruent angles of an isosceles triangle each measure 41 degrees what is the measure of the third angle?
Click here to see answer by tw23279(14)

Question 586578: a regular polygon with six sides is a hexagon. what is the measure of each of the internal angels of that hexagon?
Click here to see answer by solver91311(16868)

Question 587156: If AB=10 ,BC=9 and CA=11 what is the largest andle of triangle ABC?

Click here to see answer by edjones(7569)

Question 587291: An Isosceles tringle with base 10 and perimeter 36?
Click here to see answer by Alan3354(30957)

Question 587451: Find the height of a tree that casts a 90 foot shadow, if an adjacent 2 1/2 foot high fence post casts a 2 foot shadow.
Click here to see answer by stanbon(57216)

Question 587495: If the area of a triangle is 36 square meters and one of its sides is 9 meters long , explain howyou would go about finding the length of the altitude to the 9 meter side
Click here to see answer by solver91311(16868)

Question 587666: find the area of triangle
c= 5cm
A= 52 degrees
C= 48 degrees
what should be the answer in B=? and a=?
Click here to see answer by Alan3354(30957)

Question 587856: What time is 10 minutes before 10 hours after 10 A.M
Click here to see answer by Alan3354(30957)

Question 587858: The wheel on Ed's chair has a radius of 30 cm. If he travels 548*pi cm, the wheel will rotate ? times.
Click here to see answer by josmiceli(9647)

Question 587980: A triangle has a base of 5x + 2 and a height of 5x + 3. What is the area of the triangle?
Click here to see answer by Alan3354(30957)

Question 587999: Hi, could you please help me with this exercise?
The perimeter is 96m.
a=42m
b=(10/17)*c
Find the area.
It's about a normal triangle..not a rectangular one..
Click here to see answer by seliva-m(1)

Question 588224: please help me answer this problem:what is the side of a square table cloth whose are is 9 sq. feet?

Click here to see answer by Alan3354(30957)

Question 588237: With a right triangle, if I only know the length of the hypotenuse, what would the formula be for finding the length of the legs?

Click here to see answer by KMST(1863)

Question 588244: construct an isosceles triangle ABC in which AB=BC=4cm and the median AD=5cm
Click here to see answer by amruta(4)

Question 588249: Find the perimeter of an equilateral triangle with an altitude of length 33
Click here to see answer by nerdybill(6948)

Question 588369: In a right triangle I am given an angle measure of 31 degrees. I am then given a hypotenuse of 34 and an adjacent side of x. How do I find x?
Click here to see answer by Alan3354(30957)

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