Answer:
Step-by-step explanation:
Factors of 20 = 1 2 4 5 10 20
Factors of 55 = 1 5 11 55
Factors of 90 = 1 2 3 5 6 9 10 15 18 30 45 90
Hcf = 5
Answer:
135ft^3
Step-by-step explanation:
Multiply all of the numbers to get your answer.
Answer:
64 degrees
Step-by-step explanation:
All angles in a triangle plus each other equals 180. First find the missing angle of the triangle with 2 given angles. The missing angle is 64 degrees because 68 plus 48 is 116 and 180 - 116 is 64. Vertical angles are always congruent and the missing angle is vertical to the missing angle on the first triangle.
Answer:
1. 16
Step-by-step explanation:
first one i believe is 16 dont need points keep them
Total ratio = 4+7 = 11
33/11 = 3
4x3 = 12
7x3 = 21
so the two groups are 12:21
which is also = 4:7