2 answers:
Answer:
120 square feet
Step-by-step explanation:
they are similar so they are in a ratio 20/10=2 so smaller triangle is twice the larger one 6×2=12ft
area of triangle =1/2×base×height
=1/2×20×12
=120 square feet
Answer:
I think it may be 100
Step-by-step explanation:
Sorrry if incorrect
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How many times greater is the value 4 in 640,070 than the value of the 4 in 64,070
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Answer:
Step-by-step explanation:
Answer:1 and 1/2
Step-by-step explanation:
Answer:
a=20; b=-12
Step-by-step explanation:
if you just say (20,-12) then a can anything it can be 20 or it can be -12 so (a=20; b=-12) is an organized way of keeping it.
Answer:
Area= 452.16 cm2
Step-by-step explanation:
12 x 12 = 144
144 x 3.14 = 452.16