Questions on Geometry: Triangles answered by real tutors!

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Question 462310: The sum of the lengths of any two sides of a triangle must be greater than the third side. If a triangle has one side that is 16cm and the second side that is 2 cm less than twice the third side, what are the possible lengths for the second and third side?
Click here to see answer by MathLover1(20849)

Question 462456: the acute angle of a right triangle are in the ratio 4:5. How large is the triangle's largest exterior angle?
Click here to see answer by stanbon(75887)

Question 462651: Find the length of the hypotenuse of a right triangle whose legs measure 5 and 7
Click here to see answer by nerdybill(7384)

Question 463049: How do you find the measure of the angles of a hexagon in the ration form of 4:5:5:8:9:9?
Click here to see answer by richard1234(7193)

Question 463050: How do you find the measure of the angles of a hexagon in the ratio form of 4:5:5:8:9:9?
Click here to see answer by richard1234(7193)

Question 463146: three angles are in the ratio of 2:3:4 if the sum is 315 degree find each angle

Click here to see answer by edjones(8007)

Question 463288: Given triangle ABC and side a = 20; side b = 21. Find the measurement of angle A if angle B is a right angle. I need the answer and steps to this problem so I can use it to answer the rest of them. Thank you.
Click here to see answer by Alan3354(69443)

Question 463245: Find the angle equal to 3/7 of its compliment.
Click here to see answer by rfer(16322)

Question 463242: The ratio of the lengths of the legs of a right triangle is 3:4. If the hypotenuse is 20 cm, find the length of the longer leg.
Click here to see answer by rfer(16322)

Question 463440: a triangle has angle ratio of 1:2:3, the smallest length is 10, what is the largest length??
Click here to see answer by amoresroy(361)

Question 463504: Find the length of the hypotenuse of a right triangle whose legs are 3 and √(2)
Click here to see answer by Alan3354(69443)

Question 463945: if the sides of an equilateral triangle are 10 cm what is the length of the altitude ?
Click here to see answer by jorel1380(3719)

Question 463945: if the sides of an equilateral triangle are 10 cm what is the length of the altitude ?
Click here to see answer by Theo(13342)

Question 464103: The length of one leg of a right triangle is 15 feet. The length of the hypotenuse is 9 feet longer than the other leg.
Find the length of the hypotenuse and the other side.

Click here to see answer by stanbon(75887)

Question 464258: Find the range for the measure of the third side of a triangle if the measures of the two sides are 23 meters & 39 meters.
Click here to see answer by richard1234(7193)

Question 464320: if two sides of a triangle are known, how do you find the last side?

Click here to see answer by Alan3354(69443)

Question 464323: Please help me solve this word problem of fractional equations involving ratios.
Please answer step by step so I can better understand my homework. THANKS!!!
One angle of a triangle has a measure of 60 degrees, and the measures of the other two angles are in the ratio of 2 to 3. Find the measures of the other two angles.
Click here to see answer by sudhanshu_kmr(1152)

Question 464386: If an obtuse, acute, and right triangle each have an area of 12 square units. What is their base and height
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Question 464386: If an obtuse, acute, and right triangle each have an area of 12 square units. What is their base and height
Click here to see answer by Alan3354(69443)

Question 464275: What is the intersection of the altitude, medians, angle bisectors, and perpendicular bisectors?
Click here to see answer by richard1234(7193)

Question 464935: If a 10 foot skylight has to be installed at a 9.5 degree angle, what is the height of the triangle? Is this a sine function? My algebra is a bit rusty and I can't figure out where to start.
Click here to see answer by solver91311(24713)

Question 465075: Consider the right triangle ABC with integer sides. If the area of the triangle is 210, and AC=37 then BC=?
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Question 465068: two sides of a triangle are 24cm and 35cm long. the angle between them is 42 degrees, what is the area of the triangle?
Click here to see answer by robertb(5830)

Question 465223: We are trying to find the length of the 3rd side of a right triangle. Two of the sides are 13 inches long and we are trying to find the length of the 3rd side. can you help? we are making a quilt and need to know this.
Click here to see answer by ewatrrr(24785)

Question 465192: The ratio of the areas of two similar triangles is 4:5. If the legs of the smaller triangle are 3cm and 4cm, how long is the hypotenuse of the larger triangle?
Click here to see answer by richard1234(7193)

Question 465269: In an isosceles right triangle , the square of the hypotenuse is 98cm^2.
Find the length of the congruent sides
Click here to see answer by ewatrrr(24785)

Question 465536: The ratio of the measures of the angles of a triangle is 4 : 8 : 3. What are the angle measures?
Click here to see answer by rfer(16322)

Question 465642: how can i find the answer to a triangle has sides of length 4 inches and 7.5 inches. Which of the following cannot be the length of the third side: 3.5 inches, 4.0 inches, 5.0 inches, 5.5 inches, 9.5 inches
Click here to see answer by richard1234(7193)

Question 465623: in an right angled isosceles triangle whether "the sum of two sides of a triangle is equal to its third side"
Click here to see answer by sofiyac(983)

Question 465816: perimeter of an isosceles triangle with a base of 29 and a side of 81.
Click here to see answer by Ryan O'Hara(46)

Question 465849: What is the length of the base of a triangle with height 20 cm and area 150 cm2?
Click here to see answer by kingme18(98)

Question 465853: A proof should always begin with stating the given information
Click here to see answer by richard1234(7193)

Question 466027: Triangle ABC is similar to triangle XYZ. Side AB measures 2, side BC measures x + 5, side CA measures x + 7, side XY measures 4 and side ZX measures 4x � 2. Find the value of x.
Click here to see answer by solver91311(24713)

Question 466030: Find the perimeter of an isosceles triangle with a base of 15 and a side of 9.

Find the perimeter of an equilateral triangle with a side measure of 39
Find the area of a regular hexagon with a base of 15 and an apothem of 20
Find the area of a regular hexagon with a base of 10 and an apothem of 12.
Find the area of a regular heptagon with a side length of 12 and an apothem of 8.

Find the perimeter of a regular pentagon with a side length of 11.
Find the perimeter of a regular hexagon with a side length of 12.

Click here to see answer by solver91311(24713)

Question 466026: Find the perimeter of an isosceles triangle with a base of 29 and a side of 81
Click here to see answer by ewatrrr(24785)

Question 466177: Find the value of x.
A 30, 60, 90 degree right triangle is drawn. The 60 degree angle is labeled. The shortest leg adjacent to the 60 degree angle is labeled x. The longest leg opposite the 60 degree angle is labeled 5 times the square root of 3. The hypotenuse is labeled y.
Click here to see answer by stanbon(75887)

Question 466173: given one side of a 30-60-90 triangle how do you find the other 2 sides?
Click here to see answer by Gogonati(855)

Question 466228: The hypotenuse of a right triangle is 25 cm long. One leg of the same triangle is 7 cm long. What is the length of the other leg? Explain how you found your answer.
Click here to see answer by algebrahouse.com(1659)

Question 466172: One triangle has double the area of another triangle, and their corresponding angles have the same measurements. If the base of the second triangle is denoted by "S", and the base of the first (smaller) triangle is denoted by "s", in terms of s what does S equal?
Click here to see answer by robertb(5830)

Question 466236: a kite is flying at an angle of elevation of about 40 degrees. all 80m of string have been let out. ignoring the sag in the string, find the height of the kite to the nearest 10m.
Click here to see answer by Love math(28)

Question 465163: Paula bought a lot with the shape of a right triangle.
the two longest sides of the lot mesure 90 feet and 72 feet.what is the length of shortest side of Paulas lot?
Click here to see answer by robertb(5830)

Question 466326: if a right triangle has sides of length 2 and 4, what is the length of the other side?
Click here to see answer by solver91311(24713)

Question 465564: . Simple question but big one on average age.sth like a, b, c weighted separately 1st a, b, c ,then a& b, then b &c ,then c & a at last abc, the last weight was 167,then what will be the average weight of the 7 reading?
Click here to see answer by richard1234(7193)

Question 466559: The largest angle of a triangle is 6 times the smallest angle and it is 3 times the other angle. Find the measure of the smallest angle.
Click here to see answer by rfer(16322)

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