PastelLeafy PastelLeafy

11-08-2020
Mathematics

contestada

What is the perimeter of a square with an area of 441 cm2? A) 21 cm B) 42 cm C) 56 cm D) 84 cm

Respuesta :

zarampa zarampa

11-08-2020

Answer:

D) 84cm

Step-by-step explanation:

Square area = √(441cm²) = 21 cm

perimeter = 4*21 = 84 cm

Answer Link

Otras preguntas

Presenting evidence to an impartial person for a binding decision is called

If the sum of a number and one is doubled, the result is three less than the number. Find the number

Which sentence correctly uses the word juxtaposition? A.Animated movies use images to create interesting juxtapositions. B.The juxtaposition of contrasting elem

Please help me with maths question below

A pause in the score of a concerto, preceding a cadenza, is indicated by a ______.

The minimum amount of 100-degree-c steam needed to melt 1 gram of 0-degree-celsius ice is

What is the relationship between malcolm and betty?

Why do you think forensic scientists study bloodstain patterns? What can be learned from them?

Chemical compounds are the source of energy for the primary producers called________________. (There are two correct answers.) a. consumers b. photoautotrophs

One month John rented 3 movies and 5 video games for a total of $38. The next month he rented 6 movies and 2 video games for a total of $26. Find the rental co