Answer:
142 degrees
Step-by-step explanation:
Easy, 180 degrees in a triangle... so 180-73-69 is 38... now two angles combined on a staight line is also 180 degrees. So now 180 degrees minus 38 is 142 degrees.
Answer:
-7+26i
Step-by-step explanation:
Use FOIL
2•4+2(3i)+5i•4+5i(3i)
Simplify by combining like terms for your answer
8+6i+20i-15
-7+26i
Answer:
because a triangle has 3 sides and has 3 angles
so each angle on a equilateral triangle has 60 degrees which means
60 x 3 = 180
Step-by-step explanation:
because a triangle has 3 sides and has 3 angles
so each angle on a equilateral triangle has 60 degrees which means
60 x 3 = 180
Answer:
1 chair cost=$452
so of 15 chairs=$452×15=$6780
1 table cost=$1750
so cost of 40 tables=$1750×30=$5250
Total cost=$6780+$5250=$12,030
Step-by-step explanation: