80 - [50 - {20/2 - (16 - 2/2) ÷ 3}]
80 - [50 - {20/2 - (15) ÷ 3}]
80 - [50 - {10 - 5}]
80 - [50 - {5}]
80 - [45]
35
40%=0.4
0.4+1=1.4
4.5(1.4)=6.3
The answer is $6.30
63 5 tens=50
13 ones=10 and 3 leftover 50+13=63
Answer:
4th option
Step-by-step explanation:
The chord- chord angle 67.5° is half the sum of the arcs intercepted by the angle and its vertical angle, that is
67.5 =
(x + 90)