What is the exterior angle sum of a 500-gon

In . -15, -7, 1, a)7,13,19,21 b) 10,19,28,37 c)9,17,25,33 d)7,15,25,37

Which equation can be used to calculate the area of the shaded triangle in the figure below? (5 points) 2(12 × 4) = 96 square feet (12 × 4) = 24 square feet 2(12 + 4) = 32 square feet (4 + 12) = 8 square feet

Brainliest sealy's parents gave her $70 to spend at the briarridge fair .she spent $10 on flowers.if each antique flower vase at the fair costs$3 each,solve the inequality 10+3a≤70 to determine how many antique flower vases can sealy buy?