ancottle05
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brainliest and 50 points!
the dimensions of rectangle ABCD are shown below. (picture included)

A) 4.5
B) 7.5
C) 13.5
D) 19.5​

brainliest and 50 points the dimensions of rectangle ABCD are shown below picture includedA 45B 75C 135D 195 class=

Respuesta :

Peachybro1

Answer:

I believe the answer is 13.5

Step-by-step explanation:

because u need to find the area of a triangle which is Area= b*h*0.5 so fill in the blank b=9 h=3 b*3*0.5=13.5

stevynleng88

Answer:

D). 19.5

Step by step answer:

Bigger triangle:

4 + 5 = 9 (Base)

Height = 3

A = 9 x 3 / 2 = 13.5

Smaller triangle:

Height = 3

Base = 4

A = 4 x 3 / 2 = 6

6 + 13.5 = 19.5

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