Web Results

If a equals 6 cm find the area of the equilateral triangle Round the ...


187.10 ... If a equals 6 cm find the area of the equilateral triangle Round the answer to one decimal place? ... what is round these to one decimal place? it means ...

An equilateral triangle has the area of 25 squared root


Jun 2, 2012 ... Round answer to the one decimal place. ... For example: A squared + b squared.. . geometry - If a=6cm, find the area of the equilateral triangle.

3 Pythagoras' Theorem


the area of the square on the hypotenuse is equal to the sum ... If we use the letters a, b and c for the sides of a right-angled .... d = 17.9 cm, correct to 1 decimal place. Exercises. 1. Calculate the length of the hypotenuse of each of these ... 6. An isosceles triangle has a base of length 4 cm and perpendicular height 8 cm.

Quandaries & Queries at Math Central - Centrale des maths

mathcentral.uregina.ca/QandQ/topics/inscribed in a circle

find the area of a regular pentagon inscribed in a circle with radius 3 units ... If I know the distance of the flat sides opposite one another of my hex, how can I calculate the size of ... The vertices of an equilateral triangle with side length of 10 sqrt 3 cm lie on a circle. ... Determine its perimeter and area to one decimal plac...

Questions on Geometry: Triangles answered by real tutors! - Algebra


Question 1036136: what is the formula to find the area of an equilateral triangle. ... Question 1036002: If one leg of a right triangle is 3 times as long as the other leg, what is the measure of the smallest angle in the .... Question 1035055: One side of a triangle measures 6 cm. ..... 24 round Decimal answer to nearest 10th

perimeter and area - Online Math at UH


1. Find the perimeter of an equilateral triangle with side length 7 m. 2. Find the perimeter of a ... Find the perimeter of a rectangle with length 8 cm and width 5 cm. 5. If ... 6 If a tennis court has a perimeter of 210 ft and a length of 78 ft, find its width. .... π is an irrational number, but its value is shown below to 50 decimal...

Polygons Problems


Problem 1: A 6 sided regular polygon (hexagon) is inscribed in a circle of radius ... angles of the triangle are equal and therefore it is an equilateral triangle. ... side of pentagon = 2 OM tan(t / 2) = 8.7 cm (answer rounded to two decimal places) ... be approximated by the area of the circumscribed circle with radius R. ( HINT: If ...

Areas of Circles and Sectors | CK-12 Foundation


(find the altitude); Find the area of an equilateral triangle with side ... Example 1: Find the area of a circle with a diameter of 12 cm. Solution: If the diameter is 12 cm, then the radius is 6 cm. The area is ... Leave your answer in terms of @$\ begin{align*}\pi\end{align*}@$. .... Round any decimal answers to the nearest tenth.

Chapter 7: Geometry: Measuring Area and Volume

www.commack.k12.ny.us/cms/departments&programs/math/Grade 7 Math Textbook/chap07.pdf

Lesson 7-1 Area of Parallelograms, Triangles, and Trapezoids 315 .... 3,100. The area to be seeded is 9,600. 3,100 or 6,500 square feet. If one bag ... 2. 1. (14.2)( 8.5). A = 60.35 mm2. Find the area of each figure. 4. 5. 6. 6.4 cm ..... ALGEBRA For Exercises 25 and 26, round to the nearest tenth. ... Our answer is reasonable.

Right pyramids, right cones and spheres


We call a pyramid a “right pyramid” if the line between the apex and the centre of the ... Find the surface area of the following cone (correct to 1 decimal place):.

More Info

Find the area of a triangle with sides of length 5 and 8


If a=6cm, find the area of the equilateral triangle. ... Use 3.14 for ƒàƒnand round your answer to one decimal place. the triangle as a cicle in the middle the right ...

Pythagoras' theorem - Wiley


11 a Draw four triangles with a 30° angle like the one shown at right, ... side in a triangle, if we know the lengths of the two other sides. ... Round your answer correct to. 1 ... 6 An isosceles triangle has a base of 30 cm and a perpendicular height of 10 cm. Find ... Find the length of the hypotenuse, correct to 2 decimal places.

Angles - Quandaries & Queries at Math Central - University of Regina


-if the area of the rectangle is 7 square feet, what are the possible values of x? .... Lizzie, who is 6 feet tall, stands in her driveway at night, exactly 24 feet from the base of a ... Find the area of an isosceles triangle having two equal sides of 20 cm each and .... DC is an arc of a circle, centre A. Find, correct to 1 decimal pl...