Answer:
1. 42cm²
2. 80m²
3. 5m
4. 9in
5. 66m²
Step-by-step explanation:
The formula is A=bh.
1. a=bh
a=7cm(6cm)
a=42cm²
2. A=10m(8m)
a=80m²
3. A=bh
75m²/15m=15m/15m(h)
75m²/15m=h
5m=h
or
H=a/b
h=75m²/5m
h=5m
4. a=bh
45in²/5in=b(5in)/5in
45in²/5in=b
9in=b
B=a/h
b=45in²/5in
b=9in
5. a=bh
a=3m(22m)
a=66m²
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Answers & Comments
Answer:
1. 42cm²
2. 80m²
3. 5m
4. 9in
5. 66m²
Step-by-step explanation:
The formula is A=bh.
1. a=bh
a=7cm(6cm)
a=42cm²
2. A=10m(8m)
a=80m²
3. A=bh
75m²/15m=15m/15m(h)
75m²/15m=h
5m=h
or
H=a/b
h=75m²/5m
h=5m
4. a=bh
45in²/5in=b(5in)/5in
45in²/5in=b
9in=b
or
B=a/h
b=45in²/5in
b=9in
5. a=bh
a=3m(22m)
a=66m²