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Coefficient of this expression is <u>5</u> only.
<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em>
Answer:
1. c = 13
2. a = 20
Step-by-step explanation:
1. 12² + 5² = x²
144 + 25 = x
144 + 25 = 169
√169 = 13
2. 29² - 21² = x²
841 - 441 = x
841 - 441 = 400
√400 = 20
Answer:
area: 8064units perimeter: 30units
Step-by-step explanation:
The answer would be 12 students. 8+4+6+3=21.
84 divided by 21 would = 4.
3 students times 4 = 12 students
