1245247 1245247

10-09-2018
Mathematics

contestada

The expression 2l + 2w is used to find the perimeter of a rectangle with length l and width w.

What is the perimeter of a rectangle with length 18 cm and width 3 cm?

21 cm

24 cm

42 cm

54 cm

Respuesta :

duncanf121 duncanf121

10-09-2018

2 (18cm) + 2 (3cm) = perimeter

36cm + 6cm = P

The answer is 42cm

Answer Link

Arcticatattack Arcticatattack

10-09-2018

The perimeter is 42 cm.

Using the expression 2l + 2w, it would be 2(18) + 2(3)

2(18) = 36

2(3) = 6

36 + 6 = 42

Answer Link

Otras preguntas

The line passes through (9,-7) and (-1,0). What’s the equation

-25=b-13 Solve for B (No spam) Pls help

An office needs 6,300 envelopes. If there are 36 envelopes in each box, how many boxes should the office buy? EXPLAIN YOUR ANSWER PLSSS

Evaluate the expression x=-6 and y=6 X-9y

solve the following formula the variable h: A = 1/2 h (a+b)

Which expression is equivalent to 36÷3+3?

3 is subtracted from the cube of a number.

A salesperson receives a 16.1% commission on her sales. If her total sales for the month are $4200, what is her commission? If she has total sales for the month

According to the dictionary, the word "patronize" means to be a customer of. What is the most precise meaning of the word patronize as used in the following sen

what does species diversity mean?