2 years ago

A=1/2h(B+b);a=135,B=6,b=9

Mathematics

1 answer:

Tomtit [17]2 years ago

7 0

Answer:

Step-by-step explanation:

135=1/2h(6+9)

135=1/2h(15)

135=7.5h

h=18

1/2*18 is 9

15*9 is 135

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