A regular polygon
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Step-by-step explanation:
Linear equations. Make 2 new equations from the question. Name the first number as x and the second as y...
15+70+45=130 :)) that’s how u calculate the perimeter just add them all together.
Answer:
base : 30 cm
height : 20 cm
perimeter : 92 cm
Area : 400 cm
Step-by-step explanation:
base : 30 cm
height : 20 cm
perimeter : 27 + 30 + 25 + 10
: 92 cm
Area : (1/2 ( a + b) ) x h
: (1/2 ( 10 + 30) ) x 20
: (20) x 20
: 400 cm
Answer:
n=10
Step-by-step explanation:
-2=-n+8
-n=-10
n=10