nikitanicole95 nikitanicole95

28-06-2021
Mathematics

contestada

By mistakenly using π as 3, the area of a circle was found to be 147cm2. Taking π to be 22/7 the true area, in cm2, is

Respuesta :

nandhinielango82 nandhinielango82

28-06-2021

Answer:

pie times radius square is equal to 147

when pie is 3, radius square is 49

radius is equal to 7

actual pie r square is 22/7 times 7 times 7 is 154

Step-by-step explanation:

ans is 154

Answer Link

Otras preguntas

Find the probability that event A or B will occur. A: 5/19 B: 4/19 A and B: 6/19 P(A or B) = [?]

Which of the following does NOT describe Andrew Jackson: Group of answer choices He rose from poverty to become a wealthy Tennessee planter He was a man of stro

Let l be the length of a diagonal of a rectangle whose sides have lengths x and y , and assume that x and y vary with time. If x increases at a constant rate of

An olympic high diver in midair pulls her legs inward toward her chest. doing so changes which of these quantities?

Which guidelines shouldn’t employee use when taking notes for a report?

Find the Perimeter and Area of the figure. Round answers to the nearest tenth if necessary. B A Answer Attempt 1 out of 2 C Perimeter = units and Area = units2

A machine part is fabricated to be 3 5/8 inch long with a + 1/32 inch tolerance. What is the smallest and the largest size the part can be? (Note: The accepta

9 Junior y Gonzalo deciden practicar salto largo con la intención de participar en las actividades deportivas de su colegio. El suceso se da de la siguiente man

Kenny saved 40% of his work. Which of these is 40% written as a decimal?

Read about cheetahs. Complete the text. Remember to use and or but to link sentences.