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Find the perimeter of an isosceles triangle with a base of 45 and a side of 58

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Geometry
The area of a triangle is 30cm^2. What is the base of the triangle if the height is 6 cm?

algebra
a1. Simplify 5 + (7-1)2/6 A11 B41/6 C51/6 D7 E17/6 F23 b2. Simplify (26/2 + 33)/(23) A11/3 B5 C20/3 D8 E6 F131/8 f3. Simplify [7+2(5 - 9)2]/[(4+1)2 - 3(22)] A-23/2 B18/7 C-13 D9/4 E8/41 F3 e4. Simplify 36 – 2x[4(-3-2)] A36 - 28x B16 - 2x C76x D40x + 36 E-720x F36 + 8x c5. ...

math
one side of a right triangle is 8 cm.the hypotenuse is 3 cm.more than twice of the other side.what is the measure of the other side?illustrate using the pythagorian theorem

math
in a triangle /the small side is x+6 one side at the bottom is 20/ another side divid by a line start from the angle cross from it and mark 1 part is x /another part is 8/what is valuae of x

Math
The sides of a triangle is 6,8,15 cm long. in a similar triangle, the longest side is 21 cm long find the two sides.

pre calculus
For a given right triangle, side a = 76.4 feet and side b = 39.3 feet. What is the length of side c to the nearest tenth of a foot?

pre calculus
For a given right triangle, side a = 76.4 feet and side b = 39.3 feet. What is the length of side c to the nearest tenth of a foot?

Calculus
Consider a regular tetrahedron whose face is an equilateral triangle of side 7. Find the area of the horizontal cross section A at the level z=3. A= ? Find the volume of the tetrahedron. Consider a regular tetrahedron whose face is an equilateral triangle of side 7. Find the ...

Algebra
Need help with these-- 21. Find the possible values of a, of the distance between the points is 5, and the coordinates are (1, 1) and (4,a) 22. The Pythagorean Theorem works only for _______ triangles. Right? 25. Three sides of a triangle are 2, 4, and 8. The two smallest ...

General Physics II
___A __/__\ B/____\C radius (each side of this equilateral triangle) 0.5 m Three point charges are located at the corners of an equilateral triangle as in the figure below. Find the magnitude and direction (counterclockwise from the +x-axis of the net electric force on the 0....

Math
A triangle has sides w/ lengths of 3x, 5x, and 8x. All of the sides add up to 180. Express the perimeter of the triangle in terms of x. PLEASE HELP!!!!!

Algebra 1 (Reiny)
The measures of the sides of a triangle are shown as polynomials. The measures are: 2s^3 + 4; 5s; 4s^2 + 1. Write a polynomial to represent the perimeter of the triangle.

geometry
building a ramp that will be in the shape of a perfect right angle triangle vertical height will be 10 feet and horizontal base will be 15 feet what is the lenght of downward sloping side or the ramp

math stumped...
is the solution of 1/3x=21? greater than or less than 21? the volume F of the cylinder is 65n cubic centimeters. the height of the cylinder is 5 centimeters. use the vomula v=Bh to find the area of the base of the cylinder? the total area of triangle is 44 sq in. the area of ...

Math
A pizza box with a square base is to be made from a rectangular sheet of cardboard by cutting six 1-inch squares from the corners and the middle sections and folding up the sides (see the figure). If the area of the base is to be 144 in^2, what size piece of cardboard should ...

Math
A pizza box with a square base is to be made from a rectangular sheet of cardboard by cutting six 1-inch squares from the corners and the middle sections and folding up the sides (see the figure). If the area of the base is to be 144 in^2, what size piece of cardboard should ...

algebra
emily is constructing a triangle one side is 3 inches long and another is 5 inches long which of the following is the smallest measure emily could use for the third side of the triangle

MATH
MARY DREW A REGULAR PENTAGON EACH SIDE HAVING A LENGTH OF 4 INCHES. IF SHE DOUBLES EACH SIDE, WHAT WILL HAPPEN TO THE PERIMETER?

Math
A right pyramid,with a square base and four equal isosceles triangles ,is cut from a square piece of paper which is 3x cm long.If the area of the shaded part is 54 cm2, find the value of x.Please help me to solve this problem.

mathematics
An equilateral triangle with side length 33 is divided into 332 smaller unit equilateral triangles each with side 1, forming a triangular lattice. We color each segment of length 1 either Red, Blue or Green, subject to the condition that each small unit equilateral triangle ...

7th grade accelerated math / pre algebra
write two equivalent expressions for the area of the figure the figure is a triangle inside the triangle it says x + 4 and the #16 is written along the length of one side of the triangle. The answer is 8(x +4) and 8x + 32 but I don't know how they got it

Triangles math
Can someone direct me please. Am I doing this correctly. Draw a right triangle with the base of 2 units and a height of 3 units make three copies so that the length of the new sides are 50% , 300%, and 500% of the original. My idea is First triangle 2× 50 and 3× 50 Second ...

Math
One side of a square frame measures 12 inches. What is the perimeter of the frame? Is this right 12*4=48 Perimeter =48

math
1)In the figure, the vertices of right-angled isosceles triangle ABC are A, B(2,0) and C(8,0) respectively. find the equations of AB and AC 2)If the x-intercept and y-intercept of the straight line L: B(y-2) =Ax+8 are -8 and 3 respectively, find a)the value of A and B b)the ...

algebra 1 b
The sides of a triangle have measures of x, x, and y, and the perimeter of the triangle is 46. The measure y is 4 centimeters longer than the measure x. Write the solution for this as an ordered pair.

Calculus
A right triangle with hypotenuse y and equal legs of size x has a perimeter of 36m. Express the area of the triangle solely in terms of the hypotenuse y.

Math
The area of a square is 36 square feet. If each side is lengthened by 4 feet, how could the perimeter of the new square be calculated? A. Divide 36 by 4 to get 9. Then add 4 to 9 to get 13 and multiply this by 4 to get the new perimeter. B. Divide 36 by 4 to get 9. Then add 4 ...

math
What is the area of a hexagon all angles are right angles top 18 in side 20 in other side hook 12 in and side hook 6 in also what is the perimeter?

math
Base of a triangle is 12 inches longer than twice the length of altitude x. Write polynomial area of triangle.

maths
the area of triangle ABC is 38.8cm^2 Work out the length of AC Angle c =54 base=12 (scalene triangle)

Name the shape
height X base 1 + base 2 divided by 2 triangle i think i am not possitive.

geometry
what is the base and heigt of a triangle that has an area of 27 feet squared and the height is 3x base?

math
: Hi helper, thanks for the help, this website is very good and it would not of been possible without your assistance. Here is a question i would like you to solve for me this time ....................................... let ABC be a triangle. Two straight lines which are ...

Calculus
A baseball diamond is a square with side 90 ft. a batter hits the ball and runs toward first base with a speed of 24 ft/s. (a) At what rate is his distance from second base decreasing when he is halfway to first base? (b) At what rate is his distance from third base increasing...

Calculus
A baseball diamond is a square with side 90 ft. a batter hits the ball and runs toward first base with a speed of 24 ft/s. (a) At what rate is his distance from second base decreasing when he is halfway to first base? (b) At what rate is his distance from third base increasing...

math
List the sides of triangle ΔMNP in ascending order (shortest to longest) if: m∠M = 64°, m∠N = 48°, for this one i am not sure if your supposed to find the third angle and or the third side can you guys explain and show me the answer i got 132 degrees but can't find out ...

pre calc
I have a few problems from my homework that I am having trouble with. #1 Find the difference quotient of f foreach function f(x)=1/(x+3) I got -2x+6 #2 Express the area of an isosceles right triangle as a function of the length x of one of the two eual sides Thanks

geometry
if the base of the equilateral triangle with sides 10 centimeters long , Which is CLOSEST to the area of the base?

Math
If the hypotenuse of a right triangle is 13 and one of its legs is 5, find the area fo the triangle. Answer Choices 20 40 45 30 25 I know a hypotenuse the side of a right triangle opposite the right angle. You can't multiply the hypotenuse with one of the legs.

Algebra
b=2, c+ sqrt of 13. Trying to find the length of the 3rd side. It is a right triangle with A on top, 2 on the right side and the sqrt of 13 on the left.

Math
what is the value of the missing angle? (I don't know what you call this shape but its like drawing a house on paper but its upside down ex: the triangle is on the bottom and the square is on top. where the triangle is theres a number 140 on each side and the point part has a ...

easy geometry
Can you please show you solution and final answer here. Thanks! 1.Find the altitude,perimeter and area of an isosceles trapezoid whose sides have lengths 10 cm, 20 cm, 10 cm and 30 cm. 2. The formula A=P(a+r)^2 is used to find the amount of money A in an account after P pesos ...

Trigonometry
triangle ABC is isosceles, with AB=AC=15cm , and m<A = 150. What is the exact length of BC without using trigonmetry?

geometry
Find.the.area. perimeter.of square pqrs if one side is equal (1)20cm

geometry
Find.the.area. perimeter.of square pqrs if one side is equal (1)20cm

Math
If the sides of a quadrilateral are in the ratio of 3:5:7:9 and the perimeter is 240 inches, find the length of each side.

math
The sides of a triangular lot are represented by x, 2x, and 3x + 2. Find each side if the perimeter is 362 feet.

algebra 2
the area of a square is numerically 165 more than the perimeter. find the length of the side

math
The perimeter of the quadrilateral is 80feet. Find the length of the other sides. One side is x+9 another is x+13, 4x-5, x^2-8x.

algebra g
You know the perimeter of a square to be 8 meters. Find the length of one side. How do you set up the formula

geom.
Given a triangle ABC, draw straight lines from the vertex A to n points on the opposite side BC. (None of these n points can equal B or C.) Then do the same for the vertex B, drawing n lines from B to the side AC. Into how many parts do these 2n lines divide the interior of ...

Math
We need to make an open topped box with a square base and fixed volume of 8 cubic feet. The material for the base costs $ 6 per square foot and the material for the side costs $4 per square foot. Write a function for the cost as a function of the length and side of the base

quadratic word problems
a rectangular swimming pool has a perimeter of 24 feet. what should the dimesions of the pool be to create a maximum area? what would this area be? If x is the one side's dimension, the adjacent side's dimension is 12 - x. (That makes the perimeter 24). The area is then A = x...

geometry
(imageshack)123 (.)us(/)photo 123 (/) my-images 123 (/)42(/) 123 2vja. jpg(/)123 Open that link please , just delete the parentheses and spaces and 123's please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle cef, ...

calculus
A rectangle is to be inscribed in a right triangle having sides of length 36 in, 48 in, and 60 in. Find the dimensions of the rectangle with greatest area assuming the rectangle is positioned as in the accompanying figure. right triangle: hypotenuse- 60in base-36in height-48in

algebra
1. simplify. 75a^2/5 2. find altitude of the triangle with 13,13 and the base of 10.

Math
A triangle has base 15 feet (ft) and an altitude of 4 ft. Find its area

algerba
A triangle has base 11 feet (ft) & an altitude of 8 ft. Find its area.

algerba
A triangle has base 14 feet (ft) & an altitude of 6 ft. Find its area

Math
Find the area of a triangle with a base of 3 5/8 in. and a height of 2 1/2 in. A)4 15/32 in 2 (sq) B)8 1/16 in 2 (sq) C)4 17/32 in 2 (sq) D)8 17/32 in 2 (sq) Help!! I am so confused.

math
how do I find x, when the base of a triangle is 22ft and the area is 165 sq ft.?

math
Find the area of a triangle if its base has a measure of 2x + 16 and its height is x + 4

maths
Find the area of an equilateral triangle whose base is 10 cm.

math
The area of a triangle is 3.99cm2 . If the base is 4.2 cm, how do you find the height ?

math
find the area of a triangle whose altitude is (5y-2)m and the base is (4y-7)m ? Thank you!! :))

math
to find the length of a side of a triangle b=8 and c=10 then a=?

math
find the missing side of the triangle b=2.1 c=29

Math
Which of the triangles described in the table is a right triangle? Triangles: Q, R, S, T Side 1: Q = 25, R = 26, S = 25, T = 25 Side 2: Q = 20, R = 20, S = 20, T = 26 Side 3: Q = 15, R = 26, S = 1,025, T = 650

Algebra
Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.

Algebra
Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.

math
i need help in solving these 2 problems...please help..thank you... Your home is built on a square lot. To add more space to your yard, you purchase an additional 4 feet along the side of the property. The area of the lot is now 9600 square feet. What are the dimentions of the...

geometry
Assume triangle JKL is in the first quadrant, with the measure of angle K = 90°. Suppose triangle JKL is a 30°-60°-90° triangle and segment JK is the side opposite the 60° angle. What are the approximate coordinates of point L? j(2,7) k(2,2) a(4.9,2) b(4.5,2) c(7.1,2) d(8...

Math
5/ The side of a triangle are 4,5, and 6 is it a right triangle. Yes No*** 6.The sides of a triangle are 15,16, and 25 is it a right triangle? Yes*** No

Calculus
A baseball diamond is a square with side 90 feet. A batter hits the ball and runs toward first base with a speed of 24 f/s. At what rate is his distance from second base changing when he is halfway to first base?

Calculus
A baseball diamond is a square with side 90 feet. A batter hits the ball and runs toward first base with a speed of 24 f/s. At what rate is his distance from second base changing when he is halfway to first base?

Trignometry pls help
1. The radius of the circumscribed circle of the triangle ABC is 15 cm. Given that B is a 49-degree angle, find the length of side AC. 2. The radius of the circumscribed circle of the triangle ABC is r cm. Given that B is a â-degree angle, find the length of side AC, in terms...

math
the altitude of a triagnle is 2cm shorter then its base. the area is 15cm squared. determine the base of the triangle.

math
The perimeter of an isosceles trapezium is 134 cm and the bases are 54 cm and 30 cm in length of the nonparallel sides of the trapezium and its area.

Pleass Help With MATH
Read this story to answer the following questions: Diego is building an architectural rendering of a house. For a portion of the roof, Diego cuts and folds a net for a triangular prism. the base of the prism is an isoceles triangle. the triangle has a base of 24 inches and a ...

Geometry
Two triangles are similar. The lengths of the sides of the smaller triangle are 5,6,and 9. The perimeter of the larger triangle is 50. What are the lengths of the sides of the larger triangle?

math
The perimeter of rectangle ABCD is 256 inches. It's length is 3 times as long as its width. Find the area of triangle ABC.

geometry
: the perimeter of triangle abc is 26m bc is two -thirds as long as ab and it is also 2m longer than ac .find the lengths of the three sides

math
The perimeter of rectangle ABCD is 256 inches. Its length is 3 times as long as its width. Find the area of triangle ABC

maths
if bisector of any angle of triangle bisects he opposite side then it is isoceles triangle

math
What equilateral triangle would have the same area as a triangle with side 6, 8 and 10?

Algebra Grade 7
Triangle MON has side lengths of 13, 14, and 12. IS it scalene or scalar triangle?

algerbra
A triangle has sides of and 3. Which could not be the length of the third side if it is a right triangle? i need help anyone?

math
the lengths of the sides of a triangle are 10,17 and 21 cm. how long is the altitude of the triangle to the longest side?

MATH
Given a circle with an inscribed equilateral triangle with each side of the triangle having a measurement of 18cm. What is the probability of selecting a point at random inside the triangle, assuming that the point cannot lie outside the circular region? Leave your answer in ...

algebra
triangle abc is similar to triangle def and has a ratio 8/10 = 16/20 = 4x+6/4x+11 side ac= ?

Math
ABC is a triangle in which B=90 if AB=6 BC=8 then calculate the length of the third side of the triangle

Math
the base of a triangle is the same as the height. what least whole number measurement for the triangle so that the area would be greater than144^2

Math
Tell whether the triangle with the given side is a right triangle;1.4 m,4.8 m,5m. Explain please.

Geometry
An equilateral triangle has a height of 26 inches. What is the length of each side of the triangle to the nearest centimeter?

Geometry Part 2
A triangle has side lengths 10,15,and 7.Is the triangle acute,obtuse,or right?Explain.

maths
A triangle with side lengths in the ratio 3:4:5 is inscribed in a circle of a radius 3.what is the area of the triangle?

math
51. The figure below illustrates an isosceles right triangle with legs of length 1, along with onefourth of a circle centered at the right-angle vertex of the triangle. Using the result that the shortest path between two points is a line segment, explain why this fi...

geometry
i have only a measuremment for one side of a triangle need to find the other to to find area how do i do this

Geometry
Right triangle ABC has one leg of length 12 in and a hypotenuse of length 13 inch. A) Determine the length of the other leg B) Determine the perimeter of the triangle. C)Determine the area of the triangle. Must show work as well as answers for each of the above.

geometry
how do i figure out the length of one side of a triangle if I know one side is 40 meters, and the angle on one side is 90 degrees and the other side is 42 degrees?

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