General formula for area of triangle is
.
Where:
is height of triangle perpendicular to base side of triangle.
is the length of base side of triangle.
Multiplying
and
results in rectangle, dividing that by 2 gives you area of a triangle.
Hope this helps.
Answer:

Step-by-step explanation:
Given


Required

First, calculate 
We have:

This gives:

Substitute 


Substitute 



Split

This gives

This is middle school work woah
Select all the options because a rectangle can be made of all dimensions.
Answer:
A.po ang sagot
Step-by-step explanation:
ty po hope it help wag nyo na lang po kopyhin kung mali yan po kasi answer ko