anjiyamalick18 anjiyamalick18
  • 02-05-2021
  • Mathematics
contestada

A rectangular piece of paper with length 35 cm and a width 18 cm has two semicircles cut out of it as shown below

A rectangular piece of paper with length 35 cm and a width 18 cm has two semicircles cut out of it as shown below class=

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 02-05-2021

Answer:

375.66 cm²

Step-by-step explanation:

The two semicircles add to a full circle.

For the circle, d = 18 cm.

r = d/2 = 9 cm.

A = LW - πr²

A = (35 cm)(18 cm) - 3.14(9 cm)²

A = 375.66 cm²

Answer Link

Otras preguntas

what are the 2 major types of cofactors?
Where did middle names come from
Which sentence has two antecedents and one pronoun? Laurie likes to bake in her new oven. Cody and Aleena sold their car. My school does not have an October
what's the percentage of 1/8 ?
How many times does four go into 153 ? What Is the remainder ?
what was paul revere failures
A recipe call for 2 cups of water for every 5 cups of flour. How many cups of water are needed for 1 cup of flour? A. 2 1/2 cups B. 2 cups C. 1/2 cup D. 2/5 cup
Which of the following is NOT a form of formal debate? A. an argument B. policy debate C. parliamentary debate D. Lincoln-Douglass debate
Please help solve, thanks in advance!
is a centimeter one tenth or one hundredth or a meter