Question

I have a math question if anybody can help?? :)

Answer 1

and your question is??

Answer 2

The figure below shows the cross section of the scale model of a roof of a house.
I WILL DOWNLOAD THE PICTURE!!

What is the length of the height RS of the roof rounded to the nearest tenth?

9.5 inches

16.5 inches

16.1 inches

45.5 inches

Answer 3

I am a little confused with this one!!!

Answer 4

does anybody have any idea how to do this?

Answer 5

first, get the value of PS
PS = PQ-SQ = 20-13 = 7

Answer 6

okay!!

Answer 7

then to get RS, use the formula :
RS^2 = PS * SQ

Answer 8

alright :)

Answer 9

so,
RS^2 = 7 * 13
RS^2 = 91

Answer 10

oooo and then you square root it right??

Answer 11

just take the squareroot, giving us
RS = sqrt(91)

Answer 12

A) 9.5 thank you so much for your help!!!

Answer 13

you're welcome :)