Answer:
30°
Step-by-step explanation:
∠A + ∠B + ∠C = 180
∠B = ∠A + 20
∠C = 2 * ∠B
<A + (∠A + 20) + (2 * ∠B) = 180
<A + (∠A + 20) + (2 * (∠A + 20)) = 180
<A + (∠A + 20) + 2∠A + 40 = 180
4∠A + 60 = 180
4∠A = 120
∠A = 30
Step-by-step explanation:
the answer is in the above image
Answer:
The precision is determined by the POSITION of the number 6 - NOT its value.
Answer:
6 × 20
120 in^2
Step-by-step explanation:
in order to find the area of the enlarged rectangle, you can multiply the area of the rectangle by the factor of the rectangle that is enlarged.