Answer:
528 square inches
Step-by-step explanation:
SA = 2(10·16) + 2(10·4) +2(4·16)
= 2(160)+2(40)+2(64)
= 320 + 80 + 128
= 528 square inches
Divide everything by 8: 550/8=68.75, 250/8=31.25. The new dimensions are 68.75 inches by 31.25 inches :)
Answer:
13
Step-by-step explanation:
Distance between two points =
√
(
1
−
6
)
2
+
(
14
−
2
)
2 =
√
(
−
5
)
2
+
12
2
=
√
25
+
144
=
√
169
= 13
Cosine = adjacent / hypotenuse
cosine = 1 / square root (2)
