Pleaaaaaasssseeeeee help me with this
2 answers:
Answer:
i think the second one
Step-by-step explanation:
Okkk so Surface area is the area of all the surfaces added together, this triangular prism consists of 2 triangles and 3 rectangles To find the area of a triangle you do base x height divided by 2 To find the area of a rectangle Length x width Sooooo Side 1= triangle 12x16/2: 96 Side 2= triangle 12x16/2: 96 Side 3= rectangle 12x10: 120 Side 4= rectangle 16x10: 160 Side 5= rectangle 10x20: 200 To find the SURFACE AREA add them all together 96+96+120+160+200= 672 centimeters squared Or square centimeters SURFACE AREA UNITS is always squared so like square meters, centimeters, millimeters etc
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