Answer:
31.5cm²
Step-by-step explanation:
area of a triangle =1/2 b h
b= 7cm
h=9cm
1/2×7×9
= 1/2×63
= 31.5cm²
hypotenuse is unknown so,
c²=a²+b²
c²= 7² + 9²
= 49 + 81
c²= 130
c= 11.4cm
perimeter= 7 +9+11.4
=27.4cm
pls note that no unit was stated
Step-by-step explanation:

Answer:
Exact Form:
100/3
Decimal Form:
33.3
Mixed Number Form:
33 1/3
<em><u>i hope this helped at all.</u></em>
Step-by-step explanation:

Answer:
I think its D because i did the math for it but tell me if im wrong.
Step-by-step explanation:
I hope you have a nice day