Sagot :
Answer:
Area of triangle (1/2 bh)
1. 1/2*23*9 = 103.5 ft^2
2. 1/2*3.5*5.5 = 9.625 ft^2
Step-by-step explanation:
Area of a Triangle
[tex]{ \tt{Formula : A = \frac{1}{2} \: bh}}[/tex]
Answer
1. Base = 23 ft ; Height = 9ft
Area : 103.5 ft²
Solution
[tex]{ \tt{A = \frac{1}{2} \: bh}}[/tex]
[tex]{ \tt{A = \frac{1}{2} \: (23ft)(9ft)}}[/tex]
[tex]{ \tt{A = \frac{1}{2} \: (207ft²)}}[/tex]
[tex]{ \boxed{ \sf{A =103.5 \: ft² }}}[/tex]
2. Base = 3.5 in ; Height = 5.5 in
Area : 9.63 in²
Solution
[tex]{ \tt{A = \frac{1}{2} \: bh}}[/tex]
[tex]{ \tt{A = \frac{1}{2} \: (3.5 \: in)(5.5 \: in)}}[/tex]
[tex]{ \tt{A = \frac{1}{2} \: (19.25 \: in²)}}[/tex]
[tex]{ \boxed{ \sf{A =9.625\: in² \: or \: 9.63 \: in²}}}[/tex]
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