Answer:
x=5°, angle A=50°
Step-by-step explanation:
8x+11x-5+90=180
19x=95
x=5°
-->A= 11x-5
= 11*5-5
=50°
Answer:
It will be 2.83 inches long on the drawing
Step-by-step explanation:
The scale we have is;
0.5 in to 3 ft
This;
x in to 17
17 * 0.5 = 3 * x
8.5 = 3x
x = 8.5/3
x = 2.83 inches
Answer:
$300
Step-by-step explanation:
10+15=25% or 1/4
400/4=100
400-100=300
Answer:
21. 123 22. 6.86 or 6/ 6/7 23. 90
Step-by-step explanation:
21. (6+4)² + (22+10÷2)
(10)² + (22 + 5)
100 + 27
127
22. (11+42-5) ÷ (11-4)
48 ÷ 7
6.85 or 6 6/7
23. (17-3) × (14 - 6) -22
14 × 8 - 22
112 - 22
90
