Questions on Geometry: Triangles answered by real tutors!

Tutors Answer Your Questions about Triangles (FREE)

Question 1006032:
Click here to see answer by Waterkid(8)

Question 1006308:

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Question 1007313:
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Question 1008557: In a right triangle, the bisector of the right angle divides the hypotenuse in the ratio of 3 is to 5.
Determine the measures of the acute angles of the triangle.
Click here to see answer by ikleyn(52777)

Question 1008649: What will be the length of third side pf a triangle if one of its side os of lengrh 10cm and other one of /ength15m?

Click here to see answer by fractalier(6550)

Question 1008855: In triangle ABC, measure of angle A = 3x+5, measure B = 2x, and measure c is left blank. Solve for x and find the measure angle C.
Click here to see answer by josgarithmetic(39617)

Question 1008984: in a certain triangle, its two sides which meet at the right angle are 9cm and 12cm long. What is the length of the third side
Click here to see answer by vleith(2983)

Question 1009009: The perimeter of a certain rectangle is no more than 106 feet. If the length is eleven feet more than the width, what is the width?

Click here to see answer by fractalier(6550)

Question 1009014: The points L(4,3), M(7,4), and N(5,2) are the midpoints of the sides triangle TRI. Use this information to find the coordinates of triangle TRI. How do I solve this?

Click here to see answer by fractalier(6550)

Question 1009077: Five angles of a hexagon measure 150, 82, 127, 99, and 101? Find the measure of the sixth angle measure

Click here to see answer by Alan3354(69443)

Question 1009101: Two sides of an obtuse triangle measure 10 inches and 15 inches. The length of longest side is unknown.
What is the smallest possible whole-number length of the unknown side?

Click here to see answer by fractalier(6550)

Question 1009174: Show that the point (6,6),(2,3) and (4,7) are the vertices of a right angled triangle
Click here to see answer by jim_thompson5910(35256)

Question 1009174: Show that the point (6,6),(2,3) and (4,7) are the vertices of a right angled triangle
Click here to see answer by ikleyn(52777)

Question 1009180: In a Cartesian coordinates, the vertices of a triangle
are defined by the following points: (-2, 0) and (3,
3). What is the area?
Click here to see answer by josgarithmetic(39617)

Question 1009304: The width of a rectangle is 5 inches less than the length. The perimeter is 38 inches. Find the length and the width.

Click here to see answer by fractalier(6550)

Question 1009369:
Click here to see answer by Alan3354(69443)

Question 1009387: Given three vertices of a triangle whose coordinates
are A (1, 1), B (3, -3) and (5, -3). Find the area of
the triangle.
Click here to see answer by josgarithmetic(39617)

Question 1009447: How to calculate the area of an isosceles right triangle when you only know the length of its hypotenuse???

Click here to see answer by BashayerNouri(2)

Question 1009450: How to calculate the area of an isosceles right triangle when you only know the length of its hypotenuse???

Click here to see answer by rothauserc(4718)

Question 1009450: How to calculate the area of an isosceles right triangle when you only know the length of its hypotenuse???

Click here to see answer by Fombitz(32388)

Question 1009450: How to calculate the area of an isosceles right triangle when you only know the length of its hypotenuse???

Click here to see answer by BashayerNouri(2)

Question 1009473: The ratio of the base of an isosceles triangle to its altitude is 48.29:4. Find the measure of one of the congruent angles (in radians) of the triangle. Round off your answer to two decimal places.

Click here to see answer by stanbon(75887)

Question 1009393: The legs (base and height) of a right triangle are 3 and 4 m.If the height of a similar right triangles is 2m.,what is the other leg?

Click here to see answer by It is costly(175)

Question 1009534: Please explain how to solve this problem.
What is the perimeter, in inches, of a isosceles right triangle whose hypotenuse is 8√2?
A. 8
B. 8+8√2
C. 8+16√2
D. 16
E. 16+8√2
Thank you
Click here to see answer by fractalier(6550)

Question 1009601: The length of the base is an isoceles triangle is x. The length of a leg is 2x-5 the perimeter of the triangle is 20 find x.. Write an expression for the length of the third side
Click here to see answer by josgarithmetic(39617)

Question 1009733: A diagonal of a square parking lot is 80 meters. Find, to the nearest meter, the length of a side of the lot.
Click here to see answer by ikleyn(52777)

Question 1009766: consider an equilateral triangle whose side lengths are each equal to 8 inches shown below. determine the area of the equilateral triangle in simplest radical form. first find the height of the equilateral triangle by using the pythagorean theorem on 1/2 of the equilateral triangle
Click here to see answer by Boreal(15235)

Question 1009946: Can a triangle with the measures of 5.0, 2.6 and 4.2 exist?
Click here to see answer by MathLover1(20849)

Question 1010014: How do you find the base angle measurements of a isosceles triangle?
Click here to see answer by KMST(5328)

Question 1010065: one angle of a triangle is 3 times as large as another the third angle is twice the sum of the first 2 angles what is the measure of the largest angle
Click here to see answer by Alan3354(69443)

Question 1010127: https://docs.google.com/a/avc.edu/document/d/1-FWq5rOU1qX5ZnRo-Si9_yd-6jIgFnYxWEnlZBFqKco/edit?usp=docslist_api
Need help determining DE=?
Click here to see answer by ikleyn(52777)

Question 1010139: Could the following set of numbers be the measures of the sides of a right triangle: 5, 12, 13? (Prove your answer using Pythagorean Theorem, a2+b2=c2)
Click here to see answer by ikleyn(52777)

Question 1010163: In a right angled triangle, the two acute angles are in the ratio 2:1. Find the angles of the triangle
Click here to see answer by Theo(13342)

Question 1010214: the measure of angle b is 2 times the measure of its supplement what is the measure of angle b solve for the supplement 2x+x=180 then find angle b 2x=___ degrees
Click here to see answer by fractalier(6550)

Question 1010203: Mateo is constructing an equilateral triangle inscribed in a circle with center P. He draws the diameter of the circle through center P using a straight edge. Next he opens his compass to a width equivalent to the radius of the circle. What is his next step?
A. Place the point of the compass on the edge of the circle and mark off two arcs.
B. Place the point of the compass on the center of the circle and mark off arcs to the left and right.
C. Place the point of the compass on the edge of the circle and mark off arcs all the way around.
D. Place the point of the compass in one of the locations where the diameter intersects the circumference and mark off arcs on either side.

Click here to see answer by mathmate(429)

Question 1010331: i have an equilateral triangle. one sides measures 12 cm. how long are the other 2 side?
Click here to see answer by josgarithmetic(39617)

Question 1010313: Find the measure of each acute angle in a right triangle where the measure of one acute angle is twice the difference of the measure of the other acute angle and 12
if I set up the problem as 90= x-12+2(x-12) I don't think that's right.
Click here to see answer by josgarithmetic(39617)

Question 1010480: Please help me with this question!
what is the measure of the vertex angle of an isosceles triangle if one of its base angles measures 42 degrees and its congruent sides each measure 9cm?
Thank you so much!!
Click here to see answer by fractalier(6550)

Question 1010491: can a triangle have side lengths of 1, 1, and 2.5?
Click here to see answer by fractalier(6550)

Question 1010491: can a triangle have side lengths of 1, 1, and 2.5?
Click here to see answer by rothauserc(4718)

Question 1010491: can a triangle have side lengths of 1, 1, and 2.5?
Click here to see answer by MathLover1(20849)

Question 1010573: The angle of a triangle are described as follows
Click here to see answer by Alan3354(69443)

Question 1010605: how can I determine whether a set of measurements can be the sides of a triangle, if they do a triangle how can I classify the triangle into acute obtuse or right
Example I get that the sides of a triangle are 30,40,60 with those sides how can I tell if it can make a triangle, and what type of triangle is it? (acute right or obtuse)
Click here to see answer by stanbon(75887)

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