evaldez2002ev75 evaldez2002ev75

21-12-2019
Mathematics

contestada

What is the area of an equilateral triangle that has a perimeter of 36 centimeters? Round to the nearest square centimeter.

What is the area of an equilateral triangle that has a perimeter of 36 centimeters Round to the nearest square centimeter class=

Respuesta :

nonsibi nonsibi

21-12-2019

Find base and height of the triangle to find area.

Base=Perimeter/3

Base=36/3=12 cm

Height²=12²-6²

Height²=108

Height=(6√3) cm

area=base×height

area=1/2×12×6√3=62 cm² approx.

answer: 3rd choice

Answer Link

jaylonmoody03 jaylonmoody03

08-02-2021

Answer:

Find base and height of the triangle to find area.

Base=Perimeter/3

Base=36/3=12 cm

Height²=12²-6²

Height²=108

Height=(6√3) cm

area=base×height

area=1/2×12×6√3=62 cm² approx.

answer: 3rd choice

Step-by-step explanation:

Answer Link

Otras preguntas

i am having trouble with a math problem it's -5+9(-6+7 (4-4)

Structures composed of a glycerol backbone and one fatty acid are called

Ben starts walking along a path at 4 mi/h. one and a half hours after ben leaves, his sister amanda begins jogging along the same path at 6 mi/h. how long will

What is the disadvantage of printing collated pages from the print backstage area?

solve 9 through 20 or just solve one so you can give me an example

whats (5×90)+(8×61)-251

For the reaction below, identify the excess reactant when 4.35 g of hydrogen reacts with 30.75 g of iodine to produce hydrogen iodide.

Mediators get agreements by engaging in reality testing with disputants, by making them focus hard on _____________ and their ____________.

Name the letter that contrasts the vices of the “old man” with the virtues of the “new man.”

What is the similarities of music in Myanmar and Cambodia?