The two triangles are congruent because every corresponding side has the same length, & every corresponding angle has the same measure. In short she's correct
Answer:
x = 6 and x = -7
Step-by-step explanation:
(x - 6)(x + 7) = 0
x - 6 = 0
x = 6
and
x + 7 = 0
x = -7
Answer:
45 280 63.640 880 20 54.640 60 60.610
750 076.8 4.360 0.6 95.2 810 130 322.5 0.4 606.1
Answer:
28
Step-by-step explanation:
There were 7 chairs in each row, now they add three more to each row so now there's 10 chairs per row. There were 56 chairs altogether previously but now they need 5 times more so 56 times 5 equals 280. so with ten chairs per row and 280 chairs in total: 280/10 = 28. You'll need 28 rows