180° because it is half of a full circle(360°)
Answer:
5x
Step-by-step explanation:
A) 122 in^2, this is because 3 x 7 x 2= 42, 4 x 7 x 2= 56, 3 x 4 x 2= 24, once you add up all the sums it equals 122
Answer:
10% of 63 is 6.3 so 63+6.3=69.3
Step-by-step explanation: