Answer:
122.5 cm²
Step-by-step explanation:
Area of this trapezium:
1/2 × 35 × 7
= 245/2 = 122.5 cm²
Could possibly be a geyser
Answer:
A= 21
Step-by-step explanation:
a=19.5+1.5=21
21+2.9=23.9
2(21)-18.1
Lines AB and CD are congruent.
Answer: 45
Step-by-step explanation:
Sum is addition so it would be
28+17=45
Line them up
3x3= 9, 3x2= 6, 3x5= 15
Add a 0 under the 9, 7x3= 21, leave the 1 and carry the 2, 7x2= 14+2= 16 leave the 6 and carry the 1, 7x5= 35+1= 36
9+0= 9, 6+1= 7, 5+6= 11 leave 1 carry 1, 1+6= 7+1= 8, 0+3= 3
523
x 73
———
1,569
+ 36,610
———
38,179