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1) 2
2) parallel
3) 22
4)90°
5)A=2464
C= 176
6)n=13
7) 15 20
8)25=x
80° 100°
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Step-by-step explanation:
1. 5x-3 = 13
5x = 13+3
x = 16/5
2. congruent
3. area = πr^2
= 22/7 × 7× 7
= 154 cm^2
4. complementary angles
5. radius = 28 cm
area will be πr^2
= 22/7×28×28
= 24444 cm^2
circumference = 2πr
= 2×22/7× 28 cm
= 176 cm
No 6.,7. ,8., are in attachment pic
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