3. What is the name of a regular polygon that has 90 diagonals?

Q: cr

A: The area of rectangle given is , 144 cm2. The perimeter of rectangle is, 52cm. The formula for area…

Q: 5. Use the figure to derive the formula for the area of an equilateral triangle. Y D

A: It is given that, an equilateral triangle.          We have to derive the formula for the area of an…

Q: 4. What is the perimeter of a rectangle whose length is 8.5in and width is 7.6in?

A: Rectangle is a two dimensional geometrical figure which have four sides in which opposite sides are…

Q: Is a triangle with side lengths of 2 millimeters, 2.5 millimeters, and 3 millimeters a right…

A:

Q: What is the perimeter of a triangle which sides measures 6,8,and 10 inches

A: The perimeter of any polygon is the sum of the lengths of its side. That is, to find the perimeter…

Q: 30 ft 6 ft 6 ft 20 ft 11 ft

A:

Q: moving and additive principle. You must use both principles. Adjacent dots on the grid are 1 cm…

A: Topic:- Geometry

Q: The area of the triangle below is 33.62 square feet What is the length of the base? 8.2 ft

A:

Q: A triangle has sides of 3.5 inches, 6 inches and 5.5 inches. What is its perimeter? O 18 inches? O…

A: The sides of the triangles are: a=3.5  inchesb=6  inchesc=5.5  inches

Q: The approximate perimeter of a polygon with 20 sides and a radius of 24 feet is 150 feet. true…

A: Formula for perimeter,              P=na, where n=number of sides and a=side length              a=…

Q: A circular trampoline has a radius of 8 feet. Wendy wants to buy a cover for the trampoline. To the…

A: The area of a circle is given by the expression A=πr2. Here, r is the radius of the circle. For…

Q: 4. Find the perimeter of the hexagon. Round to the nearest hundredth.

A: In the given figure there are 4 triangles that have one unit base and 2 unit height. Then, the…

Q: If the length of a side of the polygon is 2 units, what is the area of the polygon?

A:

Q: What is the area of a circle whose circumference is 8n? 12n B. 1бт

A:

Q: 4. A triangle has a height of 9 feet and a base of 12 feet. What is the area of the triangle in…

A: The solution is :

Q: Find the area of an equilateral triangle with with a side length of 20. Use the strategy from class…

A: Given: To find: The area of an equilateral triangle with a side length of 20 in. By using the…

Q: 2. A grassy courtyard is in the shape of a semi-circle. The grass needs to be fertilized, and the…

A: as per bartleby guidelines i can do first question only. Please ask other question separately.

Q: What is the perimet O 12.8 in O 7.04 in O 4.16 in O 5.2 in O 9 in

A: We know that, formula for perimeter of square, Perimeter of square= 4(side length)

Q: 5. Mr. Smith plans to put a pool in his backyard this summer. The pool will be a rectangle with…

A: Given that Mr smith plans to put a pool in his backyard which will be of shape of rectangle with two…

Q: The circumference of the Earth at the equator is 40077.494 km, while the length of the Moon's…

A: We have to compare the surface area  of Earth and Moon.