Question

What is the missing side length of an irregular pentagon with side lengths nineteen point nine centimeters, twenty-four point eight centimeters, twenty-nine point seven centimeters and thirty-one point five centimeters, if the perimeter is equal to the perimeter of a regular hexagon with side length nineteen centimeters?

eight point one centimeters

twelve point five centimeters

twenty-seven point one centimeters

forty-six point one centimeters

Answer 1

@Abhisar

Answer 2

first work out the perimeter of the regular hexagon whch has 6 sides and each side = 19 cms

then subtract the sum of the given 4 sides of the pentagon and you have your answer

Answer 3

* subtract from the perimeter of hexagon, that is

Answer 4

im still confused

Answer 5

can you work out 6 * 19 - thats the perimeter of the hexagon

Answer 6

ya 114

Answer 7

right
now add up the 4 lengths in pentagon
19.9 + 24.8 + 29.7 + 31.5 = /

now the fifth side of the pentagon = 114 - this sum

Answer 8

/ should have been ?

Answer 9

109.9

Answer 10

?

Answer 11

8.1?

Answer 12

right