∠1 and ∠2 are complementary.
∠1 + ∠2 = 90°
Question a:
∠1 = 23°
∠2 = 90 - 23 = 67°
Ans: 67°
Question b:
∠1 = x
∠2 = 2x + 3
x + 2x + 3 = 90
3x + 3 = 90
3x = 90 - 3
3x = 87
x = 29
∠1 = 29°
∠2 = 2(29) + 3 = 61°
Ans: ∠1 = 29°, ∠2 = 61°
Answer:
175.5y
Step-by-step explanation:
9 (1.5) = 13.5
13.5 (13) = 175.5
175.5 (1y) = 175.5y
Answer:
above 25°c
Step-by-step explanation:
Because thus is the room temperature so water will feel hot only when its above room temperature
Answer:
-4/3
Step-by-step explanation:
-2 - 1 is -3
6-2 is 4
