akalidontstop9080796 akalidontstop9080796
  • 01-12-2021
  • Mathematics
contestada

A triangle has side lengths of (9d+ 4) centimeters, (9d + 2) centimeters, and (3f - 2) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?​

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 01-12-2021

Perimeter is the sum of the 3 sides.

Add the 3 sides together by combining like terms.

9d +4 + 9d+2 + 3f -2

9d+9d = 18d

4 + 2-2 = 4

Combining like terms you get:

18d +3f +4

Answer Link

Otras preguntas

Can you explain this guys?.. really need it asap. Life is really simple but we insist on making it complicated. Please explain
James has a board that is 3/4 foot long. He wants to cut the board into pieces that are each 1/8 foot long. How many pieces can James cut from the board?
Which event served as a signal to the jews in germany and austria to leave as soon as possible?
Your family hosts an exchange student for the summer. this student becomes extremely upset (i.e., distressed) after receiving a bad grade on an exam. in fact, h
Robert carneiro's theory of environmental circumscription holds that
NEED HELP FAST!!!!!!! Ella is faced with a decision about smoking cigarettes while visiting family members who all smoke. Which area(s) of her health could be a
QUESTION 1 Use the future value formula to find the indicated value. FV=10,000​; i=0.03​; PMT=$800​; n=? n= (round up to the nearest integer as needed) QUESTION
Why was feudalism successful?
Green revolution has not only helped in increasing food grain production but has also created many problem?
air bags will deploy no matter which side your car is hit true or false