Will mark brainliest

the area of a square is 100 centimeters.

what is its perimeter?

40 cm

50 cm

80 cm

100 cm

400 cm

Solve the equation by factoring. 12x^2 - 4x=5

Jim is building a model airplane. The scale is 1 in: 40ft. The actual wingspan of the plane is 211 feet. How long will wings of the model be?

Jenelle and three of her friends bought four smoothies for a total of three dollars. If she purchased smoothies on another day for her self and then 9 of her friends, how much money will she spend?

A friend of mine is giving a dinner party. his current winesupply includes 8 bottles of zinfandel, 10 of merlot and 12 ofcabernet (he only drinks red wine), all from different wineries. a.

A cuboid is of length 4.2 m, breadth 1.4 m, and height 1.2 m. Find the number of cubes, each of edge 20 cm, that can be cut from the cuboid

Is 56.53 less than 565.3

An airline knows that 5 percent of the people making reservations on a certain flight will not show up. Consequently, their policy is to sell 52 tickets for a flight that can hold only 50 passengers.

Roger and Sulee each decomposed 1.1/6 Roger wrote 1/6+1/6+2/6+3/6 Sulee wrote 3/6+4/6 Who was correct? Explain.

Hector recorded the amount of time he spent running for 3 days what is the total number of hours hector spent running

In the standard (x, y) coordinate plane, what is the area of the circle x^2 + y^2 = 169?