Answer:
tegf ehetrh
Step-by-step explanation:
rwh rt hre r
Answer:
acute
Step-by-step explanation:
Answer:
x = 30
Step-by-step explanation:
Vertical angles have equal measures, so ...
2x +10 = 70
2x = 60 . . . . . . subtract 10
x = 30 . . . . . . . divide by 2
Answer:
144 169 225
Step-by-step explanation:
12² = 144
13² = 169
15² = 225
A) 8 + 7 + 5 = 20 parts
b) 220 kg ÷ 20 = 11
c) <span> 8 parts crushed gravel: 8 x 11 = 88 kg
7 parts water: 7 x 11 = 77 kg
5 parts cement: 5 x 11 = 55 kg</span>