221k views
0 votes
How do I find X in this problem

How do I find X in this problem-example-1
User PeerBr
by
6.3k points

1 Answer

2 votes
You know that BC is congruent to x so you need to solve for x using the ratio:

(12)/(24)=(x)/(BC)

So then we need to find BC.

We know:

A=(base * height)/(2)

28=(BC * 7)/(2)
Therefore BC =8

Then:

(12)/(24)=(x)/(8)

x=8 * (12)/(24) = 4
User Lhcgeneva
by
7.2k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.