Answer:
a. 157 cm
Step-by-step explanation:
Multiply the diameter times 3.14
3.14 x 50=157 cm.
answer: 157 cm
Answer:
iii. (l + m - n)(l - m + n)
vi. (5a -b) ( 5b - a)
Step-by-step explanation:
iii. l² - (m - n)²
= (l + m - n)(l - m + n)
vi. 4(a+b)² - 9(a-b)²
= (2(a+b))² - (3(a-b))²
= (2(a+b) + 3(a-b)) (2(a+b) - 3(a-b))
= (2a+2b + 3a - 3b) (2a+2b - 3a + 3b)
= (5a -b) ( 5b - a)
Answer:
-1
Step-by-step explanation:
Answer:
Step-by-step explanation:
rotate it in a full circle
Answer:
9 and 8 9:8 would be the ratio
Step-by-step explanation: When you multiply 9 times 8 you get 72
