So since angle A is 120, so angles B+C=60 because there are 180 degrees in a triangle. So B:C is 2:1. So angle B is 40 and angle C is 20.
Answer:
The radian measure of 30° is 
radians.
Step-by-step explanation:
A complete revolution equals 360°, that is, 2π radians. If the given angle is 30°, then the value of the radian measure is calculated by the following simple rule of three:
The radian measure of 30° is radians.
Answer:
204.2 units
Step-by-step explanation:
Area of semicircle: 1/2(πr^2)
r = 5
1/2(π(5)^2)
94.2477796
Area of Rectangle: w * l
l = 11
w = 5(2)
11 * 5(2) = 11 * 10 = 110
Total:
110 + 94.2 = 204.2 units
Answer:
sam=8 marbles
8x6=48
edna =48 marbles
48+8=56
hope it helps
Step-by-step explanation:
Answer:
-1.
Step-by-step explanation:
The difference of -3 and a number is -2. Find the number:
-3 - x = -2
x = -2 + (-3)
x = -1
-1 is the answer.
