Without the use of a calculator, calculate 77^2−23^2.
2 answers:
Answer:
5400
Step-by-step explanation:
77x77=5929
23x23=529
5929-529
5400
Answer:
5400
Step-by-step explanation:
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I think it’s 10 and then the v thing and 2 units
Answer:
i think... x=6
Step-by-step explanation:
3x+9=x+21
3x−x=12
2x=12
x=6
Square root of 3 because it equals 1.73
1. DE || AB - Given
2. DE 1/2 AB - side splitter theorem
3. CD/CA = CE/CB - sst = proportioned sides
It’s C i’m pretty sure 16
