Marna is playing game where you score -5 points each time you guess the correct answer. The goal is to get the lowest score . To
1 answer:
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Answer:
18.7 cm²
Step-by-step explanation:
To work out the area of a triangle you have to use the formula
Where "B" is the base and "H" is the height
Since these are decimals, I like to convert them into fractions which makes them easier to calculate with
The base is 4.25 cm which will turn into
The height is 8.8 cm which will turn into
Now we use the formula
→ Convert to improper fractions
→ Simplify
→ Convert into decimal
18.7
Algebra
Divide everything by two, or times everything by 1/2.
This is as far as you could go due to no like-terms.