Answer:
What is the length of altitude of an equilateral triangle of side 8?
AD = √48 = 4√3 cm. Hence, the altitude of an equilateral triangle is 4√3 cm.
The second one. (B) because i learned about it in 6th grade.
3 take both...so 5 only take french and 9 only take spanish....
30 - (9 + 5 + 3) = 30 - 17 = 13 take neither
Answer: x^2+4
Step-by-step explanation: