elliexmontague elliexmontague

21-11-2020
Mathematics

contestada

Find the area of this sector.
19cm length on side 118degree angle in centre

Respuesta :

mhanifa mhanifa

23-11-2020

Answer:

87.68 cm²

Step-by-step explanation:

Arc length:

118*2πr/360 = 19 cm
118*3.14r/180 = 19
r = 19*180/118*3.14
r = 9.23 cm

Area of sector:

A = πr²*118/360
A = 3.14*9.23²*118/360
A = 87.68 cm²

Answer Link

Otras preguntas

Simon wrote the following statements to describe how the oceans were created. Statement 1: The Earth's crust is constantly changed from one form to another. Sta

what rocks were formed from the cascade volcanoes

Which of the ordered pairs satisfy the equation below? Check all that apply. y = -4x A. (6, -24) B. (-3, -12) C. (-1, 4) D. (-5, 20) E. (2, 8

Lysosomes use ____ to break down foreign matter and dead cells.

Determine whether u and v are orthogonal, parallel, or neither.u = <15,45> v= <-5,12>

I really need help!!!

I really need help with number 35 I'm having some trouble with it can someone please help and if you can please explain it for me thank you so much and have a g

A circle has an area of 324╥ cm². What is the radius? A) 18 c,

PLEASE HELP ME!!! 1. Why it is important to practice good safety procedures around electricity 2.At least 6 tips for electricity safety 3.Some specific examples

Identify the choice that correctly completes the sentence: _____ of these paintings were damaged by the flood.