#2 Linda's estimation of 80÷40=2 was ok. but when she divided, she relized that 43× 2 =86. she cant take away 86 from 82. it should be 1 group of 43. the quoitent is 1 with a remainder of 39
#1 43 × 3 = 129
129 + 28 = 157
157 is the number
hope this helps
Answer:
<1 + <2 = 180
Step-by-step explanation:
Looking at the diagram
<1+<2 forms a straight line so they add to 180 degrees
<1 + <2 = 180
If they have the same measure two circles are congruent if they have the same diameter
Answer:
78
Step-by-step explanation:
10. D: x=4, 8, 12 discrete
11. D: 6>x>0 Continuous