PEMDAS
36 ÷ 3 – 4 × 3 + 24 ÷ 2
12
-26+(-18)-(-100)-149
-93
9√84
18√21
Each of the two equal sides of an isosceles triangle measures 18 feet. If the perimeter of the triangle is 51 feet, what is the length of the missing side?
15 feet
3(x – 4) = 2(–2x + 1)
x = 2
16 ÷ 2 + 6 × 5 + 2 – 47
-7
46+(-98)-(-23)+(-76)
-105
√153
3√17
The perimeter of a triangle is 48 inches. If the lengths of two sides are 20 inches and 17 inches, !nd the length of the other side of the triangle.
11 inches
3(2r – 14) – 3r = 13(r – 4)
r = 1
(20 + 80 ÷ 2 × 8) ÷ [(54 ÷ 9 + 14) ÷ 4]
68
100+(-69)-(-87)+(-59)
59
√675
15√3
The perimeter of a triangle is 43 yards. If the lengths of two sides are 11 yards and 19 yards, !nd the length of the other side of the triangle.
13 yards
5g + 17 = 9(–g + 13 + 6g) + 20
g = –3
2 × {11 + [2 × (10 – 15 + 8 × 3)] + 1}
100
-76-(-186)+214-193
131
–√320
8√5
The side lengths of a triangle are 17.9 yards, 20.5 yards and 21.8 yards. Determine its perimeter
60.2 yards
5.3(v – 5) = 3(1 + 3.5v) – 2.98
v = –5.1
100 – {4 × [3 × (19 + 1) ÷ 4]}
40
-219+(-142)-(-107)-62
-316
√720
12√5
John owns a triangle-shaped farm in Texas. What is the perimeter of the farm, if its sides measure 83.1 yards, 83.1 yards and 92.5 yards?
258.7 yards
0.3(4a – 5.8) = 2(5.21 + a)
a = –15.2