Answer:
5
Step-by-step explanation:
7.10 is 1/10th of 71.
Simply multiply 7.1 by 10 to get 71.
Answer:
6, 24, 36
Step-by-step explanation:
because the ratio is 1:3
Answer:
9cm
Step-by-step explanation:
Circumference of a circle is 2pi*r
2pi*r=18pi
divide 2pi both side
r=9
(5x + 135) + (45) = (180)
One angle is acute and one is obtuse so they are supplementary and add to 180