Answer:
1. D. 14
2. C. 43.9823
Step-by-step explanation:
C = 2πr = 2* π* 7 ≈ 43.9823
Associative property because it is abc=cab
Answer:
Step-by-step explanation:
Pythagorean theorem,
hypotenuse²= base² + altitude²
base² = hypotenuse² - altitude²
x² = 14² - 9²
= 196 - 81
= 115
x = √115
x = 10.72
Answer:
<h2>÷, and ×.</h2>
Step-by-step explanation:
<h2>12 ÷ (7-4) + 5 × 3 = 19</h2>
C is (0,-5) and D is (1,0)