The answer is C.
You need you use Pythagoras theorem 2 times to have 2 equations with the same sides i.e. for example a2 + b2 = 81 and a2 - b2 = 9.
You can do it as you have different triangles but with the same sides.
Answer:
21
Step-by-step explanation:
30 Percent of 70 could be written .3 × 70. .3 times 70 is 21
You would cancel the common factors in the numerator and denominator.
Exact Form:
2/9
Decimal Form:
0.222222222.....
Answer:
is it an echo
Step-by-step explanation:
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