Answer
$17\frac{1}{2}\ ft^2$
Work Step by Step
The area of a triangle is 1\2 base times height.
$A=\frac{1}{2}(7ft)(5ft)=\frac{35}{2}ft^2=17\frac{1}{2}ft^2$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.