Question
The school pep squad members wanted to make rectangular spirit flags with bases of 7 inches and heights of 8 inches. Each flag is divided evenly into a red triangle and a white triangle.
How much fabric would be needed to make the white triangle for 100 spirit flags?
How much fabric would be needed to make the white triangle for 100 spirit flags?
Answers
Tony
Find the area of one rectangle flag.
7in x 8in = ?
Divide the area by 2 (because half of the flag is white, the other half is red)
That is the area of one white triangle.
You need 100 flags so multiply that number by 100.
_____ in^2 of fabric
7in x 8in = ?
Divide the area by 2 (because half of the flag is white, the other half is red)
That is the area of one white triangle.
You need 100 flags so multiply that number by 100.
_____ in^2 of fabric