Answer:
x = 14.
Step-by-step explanation:
The other 2 opposite angle are both equal to 70 degrees.
So 5x = 70
x = 70/5
= 14 degrees.
Answer:
1:4
Step-by-step explanation:
4 ÷ 4 = 1
16 ÷ 4 = 4
4:16 ratio simplified is 1:4
Answer:
15%
Step-by-step explanation:
60/400 = 15/100 (I divided the numerator and denominator by 4 get the denominator 100, so we can find the percentage easily).
15/100 = 15%