Lets LA lateral area and SA surface area, b base and l slant height, h the height:
LA= 3(1/2 b l)= 3/2 (10)(8)= 120 cm²
SA= 1/2 bh+3/2 bl
SA=1/2 (8.66)(10)+120cm²= 163.3 cm²
Answer: it's A
Step-by-step explanation:
y= 1/6x^2
i sacrificed my grade for u lol :/
The measure of an interior angle of a regular pentagon is 108 degrees.